Watts Geophysical Surveying Instruments : New Vertical Magnetic Force Variometer
Language: ENGLISH
Call Number: Lib.3370
Format: Trade Catalogue
Citation:
E. R. Watts & Son, Ltd., Watts Geophysical Surveying Instruments : New Vertical Magnetic Force Variometer (London: E. R. Watts & Son, Ltd., n.d.).
large env (Binding/Cover)
No (Dust Jacket)
Thickness 0.0|Weight 0.00 (Dimensions)