Odd lot of old stamps - on and off envelopes (WHAT YOU SEE IS WHAT YOU GET)

1941 London (pre-stamped?) 

1947 Poland Air Mail

1949 Italy (Venice Postcard) 

circa 1940's Italy (postcard of Firenze Palazzo Vecchio Fontana del Verrocchio Statue)

4 stamps from Japan or China ??

1948 Mexico 

1949 Netherland

1949 USA

 Yugoslavia (30 and 50 Din.)

Czechoslovakia circa 1950 

Italy 1913 ???

registered India 

etc. 

Code JSB 158