AFS_013

https://peegafilms.files.wordpress.com/2023/09/afs_0013.jpg

Title

AFS_013

Subject

Forest management -- Slides.

Description

Locating fire with Alidade and segmented circle. Two or more stations report angle on which smoke is located. Intersecting lines on master-map oriented with those at lookout give location of blaze

Source

https://peegafilms.files.wordpress.com/2023/09/afs_0013.jpg

Publisher

US Forest Service

Rights

Copyright the University of Melbourne

Format

2x2 glass slide