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ספרים בחינם

Surveying and Levelling Instruments, Theoretically and Practically Described. For construction, qualities, selection, preservation, adjustments, and uses; with other apparatus and appliances used by civil engineers and surveyors in the field.

William Ford Stanley · 2020

ספרייה ציבורית, Project Gutenberg. בלי הרשמה.

Surveying -- Instruments