Here are 4 unused Linprint airmail borders with the logo typically covered when the stamp is applied. The backs are blank. Is there a Linprint design "102"?
(Cover 1)

(Cover 2)

(Cover 3)

(Cover 4)

(Cover 5) Copyright 1930 by Premier Press of Indianapolis:


(Cover 6) A. C. Roessler airmail border used in 1938 during National Airmail Week:

(Cover 7) "AHS Aero Dedication" by an unknown printer:

(Cover 8) Unknown printer:

(Cover 9) No doubt Ioor's own border, since he printed many cachets:


And the front/back of two barber pole types with non-standard shading lines:
(Cover 10)


(Cover 11)


Post edited to add some more here, all without any publisher info:
(Cover 12)


(Cover 13)


(Cover 14)


(Cover 15)


(Cover 16)


(Cover 17), blank back side.

(Cover 18), blank back side.
