Benjamin Clinton Kadel
Instructions for Erecting and Using Weather Bureau Nephoscope, 1919 Pattern - USA Government Printing Office 1920 - 10 23 cm - Weather Bureau Documents 712 Circular I .
1920
English
General
Instructions for Erecting and Using Weather Bureau Nephoscope, 1919 Pattern - USA Government Printing Office 1920 - 10 23 cm - Weather Bureau Documents 712 Circular I .
1920
English
General