View of a laboratory in an assay office, probably in Colorado. One man sits at a counter to measure ore samples, another man with a pipette and beaker stands near a wood stove. Shows various ore measuring equipment, including a button-balance...
Interior view of George Dalgleish's photography studio in Georgetown, Colorado. Front room has ornate Victorian wall papers, floral linoleum floor, framed pictures and paintings hang on wall, an upholstered lounge sofa, portrait photographs in a...
Arvada Mayor Robert E. Johnson and City Manager Dick Thomas study a scale architectural model of the proposed City Hall with architect Don Barker. The room has veneer composite paneling, flags, wall clock, and a glass beaker. Name plate on a desk...
A boy sits in front of Buckeye Cabin in the La Sal Mountains, Utah. A sign reads, "Assay Office Buckeye Cabin." On a table are reagent bottles, a box of assay weights, a beaker, test tubes, glass-stoppered acid bottles, evaporating dishes, and a...
Assaying apparatus--Utah--1890-1900.; La Sal Mountains (Utah)--1890-1900.; Boys--Utah--1890-1900.; Equipment--Utah--1890-1900.; Log Cabins--Utah--1890-1900.
A boy and a dog sit beside Buckeye Cabin in the La Sal Mountains, Utah. A sign reads, "Assay Office Buckeye Cabin." On a table are reagent bottles which read, "Acid Nitric HNO₃," "Ammonium Hydroxide NH₄OH," and "Acid Hydrochloric HCL." Also on...
Assaying apparatus--Utah--1890-1900.; La Sal Mountains (Utah)--1890-1900.; Boys--Utah--1890-1900.; Equipment--Utah--1890-1900.; Log cabins--Utah--1890-1900.
A Sterling High School student performs an experiment with the assistance of his teacher in a laboratory in Sterling (Logan County), Colorado. The student drops liquid into a beaker through a glass tube. The teacher, who wears a short-sleeved shirt...
Interior view of the coal washability laboratory, Colorado School of Mines, Golden, Jefferson County, shows two men, one in a hard hat, siphoning liquid from a beaker. Glass jugs and galvinized cans with labels read 1.40--1.70.
Golden (Colo.)--1950-1980.; Coal--Colorado--Golden--1950-1980.; Universities & colleges--Colorado--Golden--1960-1980.; Colorado School of Mines.
This laboratory at the University of Colorado at Boulder has a bench backed by shelves full of apothecary bottles. Each is labeled, identifying various chemicals. Slates, an oven, a beaker, molecular models, a precipitating glass, distillation...
Boulder (Colo.)--1880-1890.; Interiors.; Laboratories--Colorado--Boulder--1880-1890.; Scientific equipment--Colorado--Boulder--1880-1890.; Universities & colleges--Colorado--Boulder--1880-1890.; University of Colorado (Boulder Campus)
Hardwood cabinets filled with apothecary bottles, jars, tins, and cannisters line the interior walls of Fonda's Pioneer Drug Store in Boulder, Colorado. Men pose in the store. Eben G. Fine pours liquid from a glass beaker into a glass container....
Boulder (Colo.)--1890-1900.; Drugstores--Colorado--Boulder--1890-1900.; Fine, Eben G.; Fonda's Pioneer Drug Store.
Photograph of three unidentified students from South High School in Denver, Colorado during a science class. One girl stands pouring liquid into a beaker while a boy and girl stand side by side holding bottles of a white powder.
South High School (Denver, Colo.); Science projects.; Scientific equipment.; Water.; Schools--Colorado--Denver.; Denver Public Schools--Archives.; Public schools--Colorado--Denver.
History of mines and mining in Pennsylvania, and an alphabetical index by miner’s name for fatal and non-fatal mine accidents in Pennsylvania for the years 1869, 1871, 1872, 1874 (partial), 1875, 1877,
1879, 1880, 1882, 1883, 1884, 1887, 1888,...
Photograph of an instructor using dry ice during a "MAD Science" program at the Ford-Warren Branch library in Denver, Colorado. She stands with her back to the camera, holding a beaker of dry ice on a paper plate. She leans over the table to show...
Yearbook for Denver Manual Training High School 1909
Manual High School (Denver, Colo.)--Students--Yearbooks.; Denver Public Schools--Students--Yearbooks.; School yearbooks--Colorado--Denver.; High schools--Colorado--Denver--Periodicals.