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  • All fields: lenses
(33 results)



Display: 50

    • Medicine facility doctor's office

    • A man and doctor sit near a desk in the doctor's office probably in the Colorado (Place) Sanitorium in Boulder (Boulder County), Colorado. An eye chart is nearby on the wall. A box of eyeglass lenses is on a nearby table.
    • Boulder (Colo.)--1890-1910.; Eye examinations--Colorado--Boulder--1890-1910.; Interiors--Colorado--Boulder--1890-1910.; Medical offices--Colorado--Boulder--1890-1910.; Sanitoriums--Colorado--Boulder--1890-1910.
    • [between 1890 and 1910?]
    • Optical bench

    • Filters and lenses are mounted on an optical bench at the University of Colorado at Boulder. Other instruments are strewn on the wooden surface, and an interior door is in the background.
    • Boulder (Colo.)--1880-1890.; Classrooms--Colorado--Boulder--1880-1890.; Interiors.; Scientific equipment--Colorado--Boulder--1880-1890.; Universities & colleges--Colorado--Boulder--1880-1890.; University of Colorado (Boulder Campus)
    • 1889
    • Optics

    • Telescopes target a prism at the University of Colorado at Boulder. A sheaf of papers has a series of graded, vertical black bars, and lettering: "Prof. H. A. Rowland." A wire power coil and electrical equipment are in back against the interior...
    • Boulder (Colo.)--1880-1890.; Classrooms--Colorado--Boulder--1880-1890.; Interiors.; Optical devices--Colorado--Boulder--1880-1890.; Scientific equipment--Colorado--Boulder--1880-1890.; Universities & colleges--Colorado--Boulder--1880-1890.;...
    • 1889
    • Physics class

    • Light experimentation equipment in this University of Colorado at Boulder classroom consists of an optical bench with an adjustable slit and lamps, prisms, lenses, and filters. An open wooden case contains other instruments; a bi-prism defractor...
    • Boulder (Colo.)--1880-1890.; Classrooms--Colorado--Boulder--1880-1890.; Interiors.; Scientific equipment--Colorado--Boulder--1880-1890.; Universities & colleges--Colorado--Boulder--1880-1890.; University of Colorado (Boulder Campus)
    • 1889
    • Science classroom

    • Scientific equipment fills the interior of this classroom at the University of Colorado at Boulder. An optical bench tops glass fronted cabinets, equipped with lenses, prisms, lamps, and filters. Glass retorts and alembics are on shelves;...
    • Boulder (Colo.)--1880-1890.; Classrooms--Colorado--Boulder--1880-1890.; Interiors.; Universities & colleges--Colorado--Boulder--1880-1890.; University of Colorado (Boulder Campus)
    • 1889
    • Microscope

    • Lenses are on a table around a high powered microscope at the University of Colorado at Boulder. A lens in a vertically adjusting armature is by the interior wall in the background.
    • Boulder (Colo.)--1880-1890.; Classrooms--Colorado--Boulder--1880-1890.; Interiors.; Microscopes--Colorado--Boulder--1880-1890.; Scientific equipment--Colorado--Boulder--1880-1890.; Universities & colleges--Colorado--Boulder--1880-1890.; University...
    • 1889
    • N.D.H.S. Exponent, March 1892, Vol. II, No. 1

    • Newspaper devoted to the interest of North Denver High School . It has four pages of articles covering the following subjects: school clubs, sports, military, around school, and class socials. The front cover has a picture of the high school. The...
    • North High School (Denver, Colo.)--Periodicals.
    • March 1892
    • Park Hill Topics Volume 1 No. 11

    • A weekly newspaper distributed to the residents of the Park Hill neighborhood. This contains articles about neighborhood events, news, and gossip. As well as advertisements for local businesses.
    • Community newspapers--Colorado--Denver.
    • 1933 October 13
    • First Baptist Church Diamond Anniversary

    • Book commemorating the Diamond Anniversary of the First Baptist Church in Denver, Colorado. Included in the book is a description of the history of the church, is former locations, photographs and a list of members of the congregation.
    • First Baptist Church (Denver, Colo.)--Directories.; First Baptist Church (Denver, Colo.)
    • 1939
    • Chamberlin Observatory

    • The Chamberlin Observatory was built in 1894. The enclosed documentation was prepared as part of the application for the National Register of Historic Places for the Chamberlin Observatory and includes forms, narrative, maps and photographs.
    • Historic preservation--Colorado--Denver.; Historic buildings--Colorado--Denver.; Architecture--Colorado--Denver--History.; Universities and colleges--Colorado--Denver--History.; Observatories--Colorado--Denver.
    • 1979-2000
    • Denver Municipal Facts: Volume 3 Number 3, 1911 January 14

    • 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.
    • 1911 January 14
    • Mrs. Newlywed's Busy Day

    • Promotional item for the Mrs' Newlywed's Busy day program given at the First Avenue Presbyterian Church in Denver, Colorado. Included in the booklet are advertisements, and brief advice columns for a newlywed.
    • First Avenue Presbyterian Church (Denver, Colo.)
    • undated
    • N.D.H.S. Annual: 1911

    • North Denver High School yearbook for 1911
    • Denver Public Schools--Students--Yearbooks.; North High School (Denver, Colo.)--Students--Yearbooks.; School yearbooks--Colorado--Denver.; High schools--Colorado--Denver--Periodicals.
    • 1911
    • Assayers

    • Assayers examine a piece of ore on a table with a magnifying glasses.
    • Assayers--Colorado--1880-1910.; Hand lenses--Colorado--1880-1910.; Mining--Colorado--1880-1910.; Ore industry--Colorado--1880-1910.
    • [between 1880 and 1910]
    • Park Hill Topics Volume 9 No. 37

    • A weekly newspaper distributed to the residents of the Park Hill neighborhood. This contains articles about neighborhood events, news, and gossip. As well as advertisements for local businesses.
    • Community newspapers--Colorado--Denver.
    • 1942 July 3
    • The Aeronaut of South Side High School: 1923

    • South Denver High School yearbook for 1923.
    • South High School (Denver, Colo.)--Students--Yearbooks.; Denver Public Schools--Students--Yearbooks.; High schools--Colorado--Denver--Periodicals.; School yearbooks--Colorado--Denver.
    • 1923
    • Lick Observatory, Cal, "Crown Diamonds" the great 36 inch objective lenses

    • Interior view of the Lick Observatory in Santa Clara County, California; shows the reflector telescope, focusing apparatus, a declination setting circle, counterbalances, metal stairs, a ladder, and the steel frame dome. A man is on the drive base.
    • Lick Observatory--1900-1910.; Santa Clara County (Calif.)--1900-1910.; Astronomical observatories--California--Santa Clara County--1900-1910.; Interiors--California--Santa Clara County--1900-1910.; Telescopes--California--Santa Clara...
    • [between 1900 and 1910?]

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