“#E,196 32
MINING ENGINEERING--EARLY WORKS TO 1800.
Weidler, Johann Friedrich, 1691-1755. Institutiones geometriae subterraneae, Cum figuris aeneis, Vitembergae, apud viduam Ger-
desiam, 1726. 80 p., incl. tables. 4 fold, plates. 22cm,
FOR OTHER EDITIONS see AUTHOR
1. Mine surveying. 2. Mining engineering—Kar-— ly works to 1800.