Catalogued
Shading mask protractor
- Made by
- Victor Olgyay and Aladár Olgyay
- Year
- 1957
- Field
- Architecture and towns
- Kind
- Computing chart
- Room
- Charts that compute — Placed by reading its description, not yet studiedCould also hang in: Places
4 other forms share this skeleton
Source
Olgyay and Olgyay 1957, Solar Control and Shading Devices
Attribution checked against the source