124-A34-7

Displaying 1 - 5 of 5
Catalog # Name Description
1 00.1.10 Model, topographic "Valley Formation". Plaster model depicting geologic environment. Harvard Geographical Models, No. 10. Color: TN
2 00.1.11 Model, topographic "Mature Valley". Plaster model of geologic environment. Harvard Geographical Models, No. 11. Color: TN
3 00.1.12 Model, topographic "Flood Plain", Plaster model of geologic environment. Harvard Geographical Models, No. 12. Color: TN
4 00.1.16 Box, exhibit Exhibit box 19. Manufacture of iron. A. Extraction of Iron.
5 00.1.17 Kit Twelve parts. a. Lead glance; silver, bright. b. Balma-slick. small ore, in a bottle; gray. c. Roasted lead ore; dark gray. d. Coke for burning; dark gray. e. Reheating slag ferriferous reducing flux; dark gray. f. Zinc; gray & white. g. Settling cinder; dark gray. h. Lead matt; dark gray. i. Cubrifer's slag lead; gray, smooth. j. Folled lead; gray, bendable. k.Tube lead; gray cylinder. l. Lead oxide; orange brown, in bottle. m. Oxide; orange, in bottle. Color: GY,WH