Abney Level Handbook
How to Use the Topographic Abney Hand Level / Clinometer Tool - A Guide for the Experienced and Beginners, Complete with Diagrams & Charts
Autor:
Hartley Amasa Calkins, Y B Yule
Disponibilitate:
În depozitul extern
Expediem în 9-15 zile
47.90
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This official handbook of the U.S. Forest Service explains how to use the Abney hand level, a clinom...