1890 Sanborn Fire Insurance Map showing the existing buildings at the time at the 12th & Broadway area.
The maps were created by the D.A. Sanborn Company, founded in New York in 1867. They are a valuable resource for research in architecture,...
1929 Sanborn Map showing Auto Related Businesses on the block. All the businesses along Broadway are indicated as either garage, Auto Sales or Auto Sales and Service. On Lincoln only two areas are shown as domestic areas, the attached domestic...
1938 Aerial photo taken by Robert Sardakowski showing the 12th and Broadway block as well as the row houses at the corner of 12th and Lincoln St. that was under archaeological investigation prior to the construction of the History Colorado Center.
Detailed Excavation Map used by the archaeologists to conduct the excavations at the History Colorado Center.
Map Courtesy of RMC Consulting http://www.rmc-consultants.net
Frozen Charlotte dolls were popular Victorian ceramic dolls made between ca. 1850 - 1920 named after a cautionary folk ballad. The song was based on a poem by Seba Smith in 1840, and set to music by William Lorenzo Carter, and tells the tale of a...
General map of the excavation ares at the 12th and Broadway location (History Colorado Center).
Map Courtesy: RMC Consulting http://www.rmc-consultants.net
John Gully received this Homestead Certificate in 1887 for 160 acres of land in what is now Aurora. A few years later he inherited the original Gully family property, which he grew to 1120 acres for grazing and raising draft horses and cattle.
Prior to excavation, a Ground Penetrating Radar (GPR) survey was conducted over a large portion of the planned construction site. GPR works by sending radar waves into the ground, which then bounce off buried features such as walls and foundations....
Reconstructed 1938 map showing the residences and business located in the 12th and Broadway area. Information for this map came the 1938 Denver Householder Directory and the Sanborn Fire Insurance Map.
The 1951 Sanborn Map shows the block again dominated by auto service and sales related businesses. The only exception to this is the apartment building on Lincoln and offices and garage for the Colorado State Patrol at 1244 Broadway.
The excavation and "grid-ding" of excavation units in a nearly intact cellar on the west end of the row homes. Archival data suggests the debris came from the residence of Mildred T. Yale a widow who lived at the site for nearly its entire period...
The GPR unit at work. Surveying the site with the radar. Photo: RMC Consultants, Inc. http://www.rmc-consultants.net
Ground Penetrating Radar by TAG Research by Sturm Inc. http://tagrsi.com/index.htm and Geophysical Investigations Inc.