There are many cacheted envelopes that are, as of yet, unknown actually used. Unknown, as used herein, means unknown to the author and editors.
Lone Scout [Magazine] "Application for Agency" Post Card
8/01/23
Chicago, IL
Printed
Black on manila 3¼" x 5½" card.
W.D. Boyce Co.
Also see the W.D. Boyce section, and see 17-2 in Additions, 1910s section.
Milwaukee Boy Scouts of America Stationery
Circa 1925
Milwaukee, WI
Printed
Black on blue U432 stamped envelope.
See 25-1
in Print Catalog. Editors note: This is strictly conjecture, but it appears that, in pen & ink, the sender
neatly spelled the first name of the addressee incorrectly - "Hairy" instead of "Harry" - , caught his mistake
and rather than cross it out or throw it out, simply set it aside.
Devil's Lake Camp O'Ral
06/6-8/30
Baraboo, WI
Printed
Black
#10 envelope.
Potawatomi Area Council Stationery
1932
Waukesha, WI
Printed
Black on white U525 stamped #10 envelope.
Elbeetian Legion Third Annual Convention
09/36
Roanoke, VA
Thermographed
Black
See 35-33 in the Print Catalog
Elbeetian Legion Third Elbeetian Convention
09/36
Roanoke, VA
Printed
Black
Region Ten 1937 Jamboree Office Stationery
1937
Saint Paul, MN
Printed
Red-orange
#10 envelope
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