Photograph Catalog

Photo Call Number Title Date
0242 Azeotropic removal of water in the praparation of fluoropyridines. 1960 More Info
0243 Operation of a large scale steam distillation unit in the purification of aromatic fluorine compounds 1960 More Info
0244 The Geiseler Plastometer, used for testing the plasticity properties of coal. 1960 More Info
0245 Constant temperature calorimeter room 1960 More Info
0246 Bill Armon making an analysis of natural gas by gas chromotography 1960 More Info
0247 Dave Heck using the fusion furnace to obtain fusion temperature data, as a guide to clinkering and slagging tendencies of coal ash. 1960 More Info
0248 Polished specimen of banded fluorspar-zinc ore. 1960 More Info
0249 Specimen of fluorspar from a cavity, showing characteristic cubic crystals. 1960 More Info
0250 Specimen of fluorspar showing characteristic cubic crystals 1960 More Info
0251 Polished specimen of banded fluorspar 1960 More Info
0252 Variable Speed Stirring Mechanism for large-scale laboratory preparations 1960 More Info
0253 Variable Speed Stirring Mechanism for large-scale laboratory preparations, in the fluorine chemistry section 1960 More Info
0254 Single-pan balance with an accuracy of one two hundred fifty millionth of an ounce, used for microchemical analysis 1960 More Info
0255 D.R. Dickerson at cabinet for forced air drying of chemical solids 1960 More Info
0256 Decomposition train for large-scale laboratory preparations 1960 More Info
0257 Peel from a coal ball showing the plant structures of an Illinois coal 1960 More Info
0258 Peel from a coal ball showing the plant structures of an Illinois coal 1960 More Info
0259 Closeup of polished surface of Illinois coal illustrating the banded ingredients 1960 More Info
0260 Peabody Coal Company, River King Mine 1958 More Info
0261 Peabody Coal Company, River King Mine 1960 More Info

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