Resource Type

[Invoice for a Condensing Unit] (open access)

[Invoice for a Condensing Unit]

Invoice for items sold to Plosser-Prince Air Academy by the Nash-Kelvinator Corporation, including a replacement for an HP sealed condensing unit.
Date: August 3, 1942
Creator: Nash-Kelvinator Corporation
System: The Portal to Texas History
[Weather Air Masses and Fronts Worksheet] (open access)

[Weather Air Masses and Fronts Worksheet]

Flight school worksheet covering weather fronts and air masses, with answers handwritten in pencil by Solange D'Hooghe.
Date: August 3, 1943
Creator: unknown
System: The Portal to Texas History