Hi to all !

my father is searching for a particular stamp issued by INDIA:

as written in the YVERT catalogue: item 1100 "Hommage à Stephen Hector
Taylor Smith (1891 - 1951), "Père" de l'aero-philatélie indienne.
Dentelé 13 1/2 x 13

also my father is searching for the ELLINGTON ZWISLER ROCKET MAIL
catalogue volume 1 and 2

can anybody help ?

Please email to ...obviously leave LEAVETHIS
from address!

Thank you in advance to all for your kind help
Merry Christmas and Happy New Year

Matteo