Fred Davies Eckert.
Airguide weather chart.
R597892. Airguide weather chart. By Fred Davies Eckert. © 7Nov47; AA57453. Airguide Instrument Company (formerly Fee and Stemwedel, Inc.) (PWH); 20Feb75; R597892.
Airguide Instrument Company|formerly Fee and Stemwedel, Inc.|||PWH