USGS OF 72
Title:Report on reconnaissance of Lake Chackachamna, Alaska
Publisher:U.S. Geological Survey
Comments:This publication was reclassified with a new publication number in 1975; see below for the updated classification number.
Ordering Info:This publication is out of print. Reproductions may be available. USGS Publications Warehouse
Johnson, Arthur, 1950, Report on reconnaissance of Lake Chackachamna, Alaska: U.S. Geological Survey Open File Report: Technical Data Unit classification number 72, 8 p.