Indochina, Digit Design, 1943, Michel Nr. P75-83; Nine values in nominals of 1C, 2C, 3C, 4C, 6C, 10C, 12C, 20C and 30C were issued in perforation 11.5-12 on various dates as follows:
July 15th, 1943: 2C and 3C
August 26th, 1943: 6C, 10C, 12C, 20C and 30C
June 10th, 1944: 1C and 4C
Here is the mint set in blocks of four.
Here is the set featuring First Day Cancels.
Registration Nr. 090700