Ventilating Device (open access)

Ventilating Device

Patent for a ventilating device for vehicles. Illustrations included.
Date: February 28, 1911
Creator: Cunningham, Melville Boyd
System: The Portal to Texas History
Hair-Wave Former. (open access)

Hair-Wave Former.

Patent for an improved hair-wave former device so "hair may be waved or coiled by a harmless method without heating the air and without rolling the hair with paper" (lines 12-15), including illustrations.
Date: February 28, 1922
Creator: Thompson, Mary E.
System: The Portal to Texas History