Skip to main content

Add or remove other collections to your search:



Narrow your search by:



You've searched: All Collections

  • All fields: valves
(79 results)



Display: 50

    • History of Denver

    • Comprehenisve study of the history of the Denver area before, during, and after the founding of the city.
    • Cities and towns--Colorado--Denver.
    • 1901
    • Sugar pans, sugar factory, Eaton, Colo. 1902

    • The sugar pans at the sugar factory in Eaton, Weld County, Colorado, are tall wood vats girdled by pipes with valves. Cylindrical hoppers are above the vats, and a balcony is supported by a metal column. Workers pose sitting, standing, or leaning...
    • Eaton (Colo.)--1900-1910.; Interiors--1900-1910.; Sugar industry--Colorado--Eaton--1900-1910.
    • 1902
    • Swink / Holly sugar mill construction top of diffusion battery

    • Workmen stand on scaffolding near the top of the diffusion battery at the Holly Sugar Company's mill near Swink (Otero County), Colorado. A series of pipes and valves are nearby.
    • Holly Sugar Corporation--1900-1910.; Swink (Colo.)--1900-1910.; Sugar industry--Colorado--Swink--1900-1910.
    • 1905, August 24
    • Denver Municipal Facts: Volume 1 Number 14, 1909 May 22

    • Newsletter produced by the City of Denver highlighting the civic, administrative, and informational aspects of government within the City.
    • Local government--Colorado--Denver.; Cities and towns--Colorado--Denver.
    • 19090522
    • Municipal Facts: Volume 1 Number 7, 1918 September

    • Newsletter produced monthly by the City of Denver highlighting the civic, administrative, and informational aspects of government within the City.
    • Local government--Colorado--Denver.; Cities and towns--Colorado--Denver.
    • 19180901
    • Chlorinator

    • Interior view of a municipal water chlorination facility in Denver, Colorado; shows chlorine gas tanks, chemical bottles, glass bell jars, trap doors, valves, and a calendar.
    • Denver (Colo.)--1920-1930.; Interiors--Colorado--Denver--1920-1930.; Waterworks--Colorado--Denver--1920-1930.
    • 1925 December
    • 1927 Denver Householders' Directory and Street and Avenue Guide v.3

    • The Denver Householder Directory started in 1924 and has been continued by other publishers right up to the present. These are arranged by address, allowing you to find out who was living in the house and/or the owner or the name of a business.
    • Denver (Colo.)--Directories.
    • 1927
    • 1928 Denver Householders' Directory and Street and Avenue Guide v.4

    • The Denver Householder Directory started in 1924 and has been continued by other publishers right up to the present. These are arranged by address, allowing you to find out who was living in the house and/or the owner or the name of a business.
    • Denver (Colo.)--Directories.
    • 1928
    • 1929 Denver Householders' Directory and Street and Avenue Guide v.5

    • The Denver Householder Directory started in 1924 and has been continued by other publishers right up to the present. These are arranged by address, allowing you to find out who was living in the house and/or the owner or the name of a business.
    • Denver (Colo.)--Directories.
    • 1929
    • Municipal Facts: Volume 12 Numbers 8 and 8, 1929 July-August

    • Newsletter produced every two months by the City of Denver highlighting the civic, administrative, and informational aspects of government within the City.
    • Local government--Colorado--Denver.; Cities and towns--Colorado--Denver.
    • 19290700
    • 1930 Denver Householders' Directory and Street and Avenue Guide v.6

    • The Denver Householder Directory started in 1924 and has been continued by other publishers right up to the present. These are arranged by address, allowing you to find out who was living in the house and/or the owner or the name of a business.
    • Denver (Colo.)--Directories.
    • 1930
    • 1931 Denver Householders' Directory and Street and Avenue Guide v.7

    • The Denver Householder Directory started in 1924 and has been continued by other publishers right up to the present. These are arranged by address, allowing you to find out who was living in the house and/or the owner or the name of a business.
    • Denver (Colo.)--Directories.
    • 1931
    • 1933 Denver Householders' Directory and Street and Avenue Guide v.9

    • The Denver Householder Directory started in 1924 and has been continued by other publishers right up to the present. These are arranged by address, allowing you to find out who was living in the house and/or the owner or the name of a business.
    • Denver (Colo.)--Directories.
    • 1933
    • 1934 Denver Householders' Directory and Street and Avenue Guide v.10

    • The Denver Householder Directory started in 1924 and has been continued by other publishers right up to the present. These are arranged by address, allowing you to find out who was living in the house and/or the owner or the name of a business.
    • Denver (Colo.)--Directories.
    • 1934
    • 1935 Denver Householders' Directory and Street and Avenue Guide v.11

    • The Denver Householder Directory started in 1924 and has been continued by other publishers right up to the present. These are arranged by address, allowing you to find out who was living in the house and/or the owner or the name of a business.
    • Denver (Colo.)--Directories.
    • 1935
    • 1936 Denver Householders' Directory and Street and Avenue Guide v.12

    • The Denver Householder Directory started in 1924 and has been continued by other publishers right up to the present. These are arranged by address, allowing you to find out who was living in the house and/or the owner or the name of a business.
    • Denver (Colo.)--Directories.
    • 1936
    • 1937 Denver Householders' Directory and Street and Avenue Guide v.13

    • The Denver Householder Directory started in 1924 and has been continued by other publishers right up to the present. These are arranged by address, allowing you to find out who was living in the house and/or the owner or the name of a business.
    • Denver (Colo.)--Directories.
    • 1937
    • AT&SF locomotive, engine number 3752, engine type 4-8-4

    • Passenger; engine equipped with poppet valves; 9 cars, 45 MPH. Photographed: south of Littleton, Colo., September 6, 1948.
    • Locomotives--1940-1950.; Railroads--Trains--Pictorial works--1948.; Railroad locomotives--Colorado--Littleton.; Atchison, Topeka, and Santa Fe Railway Company.
    • 1948
    • AT&SF locomotive, engine number 3752, engine type 4-8-4

    • Train #101, Centennial State; engine equipped with poppet valves; 7 cars, 30 MPH. Photographed: leaving Denver, Colo., September 10, 1948.
    • Locomotives--1940-1950.; Railroads--Trains--Pictorial works--1948.; Railroad locomotives--Colorado--Denver.; Atchison, Topeka, and Santa Fe Railway Company.
    • 1948
    • AT&SF locomotive, engine number 3752, engine type 4-8-4

    • Three-quarter view of right side of engine, from front end; equipped with poppet valves. Photographed: Denver, Colo., September 10, 1948.
    • Locomotives--1940-1950.; Railroads--Trains--Pictorial works--1948.; Railroad locomotives--Colorado--Denver.; Atchison, Topeka, and Santa Fe Railway Company.
    • 1948
    • Ready for execution

    • A man poses strapped to a chair in the gas chamber at the State Penitentiary in Canon City, Colorado. He wears pants, belt and shoes; a tube connected to his chest is linked to a stethoscope under a window on the exterior of the unit. The door has...
    • Canon City (Colo.)--1960-1970.; Gas chambers--Colorado--Canon City--1960-1970.; Colorado State Penitentiary.
    • 1966
    • Southern Colorado State College

    • Chemistry students at the Southern Colorado State College in Pueblo, Colorado, sit on swivel chairs at lab tables with drawers, plugs, valves, and books. Reflector lamps hang from the interior ceiling and a chalkboard is behind the instructor.
    • Pueblo (Colo.)--1960-1970.; Students--Colorado--Pueblo--1960-1970.; Universities & colleges--Colorado--Pueblo--1960-1970.; Southern Colorado State College.
    • 1969
    • Railway employee records for Colorado : Volume III

    • Index of Colorado Railway Employee records for the: Atchison, Topeka & Santa Fe Railroad, Colorado & Southern Railway in Denver, Leadville & Gunnison Railway, Denver and Rio Grande Western Railroad , Union Pacific Railway. Information includes name...
    • Railroads--Colorado--Employees--Names.; Atchison, Topeka, and Santa Fe Railroad Company--Employees.; Colorado and Southern Railway--Employees.; Denver and Rio Grande Western Railroad Company--Employees.; Denver, Leadville, and Gunnison Railway...
    • 2005
    • Capital Prize Mill, Georgetown, Colo.

    • Rows of pipe and wheel valves inside the Capital Prize Tunnel and mill in Georgetown, Clear Creek County, Colorado.
    • Mine buildings--Colorado--Georgetown--1900-1910.; Capital Prize Tunnel (Georgetown, Colo.)--1900-1910.; Georgetown (Colo.)--1900-1910.; Interiors--Colorado--Georgetown--1900-1910.; Mills--Colorado--Georgetown--1900-1910.;...
    • [1900?]
    • Denver Sewage Disposal Plant

    • View of the chemical building at the Metropolitan Denver Sewage Disposal District (now Metro Wastewater Reclamation District) plant, designed by architect Burnham Hoyt, at 50th (Fiftieth) Avenue and Emerson Street in Denver, Colorado. Shows pipe...
    • Denver Sewage Disposal Works--Facilities--1930-1940.; Denver (Colo.)--1930-1940.; Architecture--Colorado--Denver--1930-1940.; Hoisting machinery--Colorado--Denver--1930-1940.; Sewerage--Colorado--Denver--1930-1940.; Waste disposal...
    • [1937]
    • Denver Sewage Disposal Plant

    • View of the chemical building at the Metropolitan Denver Sewage Disposal District (now Metro Wastewater Reclamation District) plant, designed by architect Burnham Hoyt, at 50th (Fiftieth) Avenue and Emerson Street in Denver, Colorado. Shows pipe...
    • Denver Sewage Disposal Works--Facilities--1930-1940.; Denver (Colo.)--1930-1940.; Architecture--Colorado--Denver--1930-1940.; Hoisting machinery--Colorado--Denver--1930-1940.; Sewerage--Colorado--Denver--1930-1940.; Waste disposal...
    • [1937]
    • Main pipe, distribution pipes and tank

    • View of the main pipe, valves, and water tank, part of a placer mining operation near Gold Run, California.
    • Hydraulic mining--California--Gold Run--1870-1890.; Mining--California--Gold Run--1870-1890.; Penstocks--California--Gold Run--1870-1890.
    • [between 1874 and 1886]
    • Great Western Sugar Co. Fort Collins

    • Interior view of the Great Western Sugar Plant in Fort Collins (Larimer County), Colorado; teenage boys pose by pipes and valves.
    • Great Western Sugar Company--Facilities--1890-1910.; Fort Collins (Colo.)--1890-1910.; Industrial facilities--Colorado--Fort Collins--1890-1910.; Interiors--Colorado--Fort Collins--1890-1910.; Sugar industry--Colorado--Fort Collins--1890-1910.;...
    • [between 1890 and 1810?]
    • Great Western Sugar Co. Fort Collins

    • Interior view of the Great Western Sugar Plant in Fort Collins (Larimer County), Colorado; men pose among pipes, valves, and tanks.
    • Great Western Sugar Company--Facilities--1890-1910.; Fort Collins (Colo.)--1890-1910.; Industrial facilities--Colorado--Fort Collins--1890-1910.; Interiors--Colorado--Ouray--1890-1910.; Men--Colorado--Ouray--1890-1910.; Sugar...
    • [between 1890 and 1810?]
    • Fort Collins, Colorado

    • This interior view of the Great Western Sugar Plant in Fort Collins, Larimer County, Colorado, shows men working among tanks; railings surround pits in the floor; pipes and valves are in the foreground.
    • Fort Collins (Colo.)--1900-1910.; Factories--Colorado--Fort Collins--1900-1910.; Interiors.; Sugar industry--Colorado--Fort Collins--1900-1910.; Great Western Sugar Company.
    • [between 1900 and 1910?]
    • Batteries, sugar factory, Greeley, Colorado

    • Workers stand around the equipment in the Great Western Sugar factory in Greeley, Colorado in Weld County. Valves with large, metal handles surround a metal grate. A large shaft connects a duct in the ceiling to one in the floor.
    • Greeley (Colo.)--1900-1920.; Industrial facilities--Colorado--Greeley--1900-1920.; Interiors.; Sugar industry--Colorado--Greeley--1900-1920.
    • [between 1902 and 1920?]
    • Agnes Memorial

    • Interior view of a patient examination room, Agnes Memorial Sanatorium in Denver, Colorado; shows glass cabinets, shelving with medical instruments, jars, bottles, examination table, valves and pressure gauges, iron swivel stools, and a...
    • Agnes Memorial Sanatorium (Denver, Colo.)--1900-1920.; Denver (Colo.)--1900-1920.; Interiors.
    • [between 1904 and 1920?]
    • Gates Rubber Company products

    • Products manufactured by Gates Rubber Company on display. Top row: battery boxes, bumpers, wash rack hose, welding hose, garden hose, handlers, and air hose. Second row: Gates fan belts, water hose, radiator hose, and ball valves. Third row:...
    • Gates Rubber Company--1910-1940.; Denver (Colo.)--1910-1940.; Rubber industry--Colorado--Denver--1910-1940.
    • [between 1910 and 1940?]
    • Engine room, Colo. School of Mines

    • Interior view of the machinery room at the Colorado School of Mines in Golden (Jefferson County), Colorado. Shows a brick room with steel beams, and round, arched and oblong windows. Machinery powered by steam motors, pulleys, belts, wheels,...
    • Colorado School of Mines--Facilities--1910-1920.; Golden (Colo.)--1910-1920.; Interiors--Colorado--Golden--1910-1920.; Machinery--Colorado--Golden--1910-1920.; Mechanical systems--Colorado--Golden--1910-1920.; Universities &...
    • [between 1915 and 1920?]
    • Engine room, Colo. State School of Mines

    • Interior view of a machinery room at the Colorado School of Mines in Golden (Jefferson County), Colorado. Shows a brick room with steel beams, and round, arched and oblong windows. Machinery powered by steam motors, pulleys, wheels, belts, gauges,...
    • Colorado School of Mines--Facilities--1910-1920.; Golden (Colo.)--1910-1920.; Interiors--Colorado--Golden--1910-1920.; Machinery--Colorado--Golden--1910-1920.; Mechanical systems--Colorado--Golden--1910-1920.; Universities &...
    • [between 1915 and 1920?]
    • State prison boiler room : prisoners doing laundry and playing  cards

    • Black and white convicts at the State Penitentiary in Canon City, Colorado, work in the prison laundry. The interior ceiling is open- beamed, and a riveted metal tank below has pipes, valves and a gauge; men stand on it, hanging clothes to dry....
    • Canon City (Colo.)--1920-1930.; Interiors.; Laundries (Rooms & spaces)--Colorado--Canon City--1920- 1930.; Prison laborers--Colorado--Canon City--1920-1930.; Prisons--Colorado--Canon City--1920-1930.; Colorado State Penitentiary.
    • [between 1920 and 1930?]

QuickView

Display a larger image and more item information when the pointer pauses over a thumbnail
 

Layout options:

Select the collections to add or remove from your search
A
B
C
D
E
F
G
H
I
J
K
L
M
N
O
P
Q
R
S
T
U
V
W
X
Y
Z
 
OK
Select the collections to add or remove from your search
A
B
C
D
E
F
G
H
I
J
K
L
M
N
O
P
Q
R
S
T
U
V
W
X
Y
Z
 
OK