Thumbnail Medium Original

Title: Triangulation Tower

Description: USGS triangulation tower in West Texas.

Location: TX, USA

Date Taken: Jan 1 1920

Photographer: , U.S. Geological Survey

Usage: This image is public domain/of free use unless otherwise stated. Please refer to the USGS Copyright section for how to credit the photo.

Source:

Western Region Science Information and Library Services

File Details:
Type: JPEG image - 1.64 MB
Dimensions: 1728 x 2441
Resolution: 72 dpi

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Tags: cartographic cartography historical map maps survey surveying topographic topography tower triangulation