Johannesburg Numeral 68 Postmark
68j - (17 January 1940 - 8 May 1959) rated common
68k - (6 October 1970 - 22 August 1977) rated common
Left to right; 68j, 68k
68j
Johannesburg postmark 68j. Dated 17 January 1940. Rated common
Johannesburg postmark 68j. Dated 26 September 1940. Rated common
Johannesburg postmark 68j. Dated 15 July 1942. Rated common. Seen on Ebay
Johannesburg postmark 68j. Dated 30 May 1944. Rated common
Johannesburg postmark 68j. Dated 15 May 1946. Rated common
Johannesburg postmark 68j. Dated 6 August 1947. Rated common. Seen on Ebay
Johannesburg postmark 68j. Dated 5 October 1948. Rated common. Seen on Ebay
Johannesburg postmark 68j. Dated 1 December 1949. Rated common
Johannesburg postmark 68j. Dated 6 February 1950. Rated common
Johannesburg postmark 68j. Dated 5 October 1951. Rated common
Johannesburg postmark 68j. Dated 13 October 1953. Rated common
Johannesburg postmark 68j. Dated 8 May 1959. Rated common. Seen on Ebay
68k
Johannesburg postmark 68k. Dated 6 October 1970. Rated common. Seen on Ebay
Johannesburg postmark 68k. Dated 5 August 1971. Rated common. Seen on Ebay
Johannesburg postmark 68k. Dated 14 February 1975. Rated common. Seen in the collection of Morgan Farrell
Johannesburg postmark 68k. Dated September 1975. Rated common
Putzel ratings
68j - 376 rated 4 on stamp and 20 on cover
68k - 377 rated 2 on stamp and 10 on cover