Unified Vietnam, 26. Congress of the KPdSU, February 23rd., 1981, Michel Nr. 1153-1154; Two stamps with nominals of 20 xu and 50 xu were issued in perforation 11.

Both of the stamps do show tonality issues which are cause by the amount of color that is directed to the printing plate: Here is the 20 xu stamp in lighter and darker colors:

This is the 50 xu stamp. Again the first stamp shows lighter and the second stamp darker colors:

There are some plate errors on both stamps that have become known. Here is a mint block of four of the 20 xu stamp that shows the plate error “red star on rocket missing” that can be found on field 80 of the sheet (top left stamp in the block):

Detailed scan of the affected area:

This is a mint block of four of the 50 xu stamp that shows the plate error “peacock head in flag”  that can be found in field 32 of the sheet (top right stamp in the block):

Detailed scan of the affected area:

A similar plate error “white vase in red flag” can be found in field 48 (top right stamp in this mint block of four:

Detailed scan of the affected area:

Detailed scan of the affected area:

This is a vertical strip of three stamps in dark color tones that shows the same plate errors. The top stamp represents field 32 and the bottom stamp field 48:

There are also some smaller printing flaws that mostly consist of passer-shifts. Here is a mint block of four of the 20 xu stamp that shows a significant passer shift shift of the yellow color downwards and left:

Another mint block of four of the 20 xu stamp that shows a significant passer-shift of the yellow and turquoise color towards the bottom right:

Color off-sets, so called “color kisses” are also known to exist. Here is a mint strip of four of the 50 xu stamp in darker color tones that shows an off-set of the black and red color (one stamp turned over to show the flaw):

There are also different paper varieties that affect the clarity of the stamp image. Here is a mint strip pf three of the 50 xu stamp that is printed on flat paper and that therefore shows a clear print:

In contrast here is a mint block of fourteen 50 xu stamps that was printed on mat, rough paper and that hence shows a fuzzier image. The top right stamp of the block is the plate error on field 48 presented above. Also note the various degrees of damage to the bottom right part of the flag that shows up on a number of stamps in the block:

Rare very large registered express mail letter sent from Nguyen Trai to Klewitz in January of 1982. It carries both color tones of the 50 xu stamp- Also the top left block of four shows a horizontal double perforation. Error stamps on postally used cover are very rare. The letter also features the 12 xu Lotus stamp (Perf.11) on yellowish paper and the the Telephonist stamp with the passer-cross at the bottom right (left stamp of the pair). There are also a number of the Five Year Plan stamps. The overall postage amounted to 12.62 Dong. Fulda arrival cancel on the reverse. Green Fulda custom cachet on front.

Multiple franking of the 50xu  KPdSU stamp on an international air mail letter sent from Tu Ky (small post office) to Czechoslovakia in February of 1982 paying an overall postage of 2D.

The same franking of four 50 xu KPdSU stamps on an air mail letter from Thai Binh to Czechoslovakia in October of 1982.

Rare registered express mail letter sent from Quan 5 (Ho Chi Minh City) on March 16th, 1981 to Klewitz. Interestingly the post office still struck the red First Day Cancel that was prepared for this issue. It features three of the 20 xu stamps. The left stamp is normal. The middle stamp shows a significant passer-shift of the yellow and turquoise color to the bottom and the right stamp shows a passer-shift of the yellow and turquoise color to the left and bottom. Error stamps on postally used cover are very rare. There are other NVN stamps for an overall postage of  14.30 Dong (including the red free frank of 6 Dong on the reverse). Fula arrival cancel on the reverse. Green Fulda custom cachet on front.

Registered lettre sent from Quan 5 (Cholon) to Klewitz in June of 1981. There is a single 50 xu KPdSU stamp plus a variety of other NVN stamps for an overall postage of 7.95 Dong. Green Fulda custom cachet on front.

Mixed franking of the 10xu Day of the Child, the 20xu KPdSU and 2 Dong Communist Party stamp for an overall postage of 2.30 on an air.-mail letter from Hanoi to West Germany in 1981.

Registered letter sent from Quan 5 (Ho Chi Minh City) to Klewitz in April of 1981. It features the set in pairs plus a block of four of the 2 Dong Space Conquest stamp for an overall postage of 13.60 Dong (including the red free frank for 3.70 Dong). Note the new type of free frank (Type DA1.5. Satas “J” ). Green Fulda custom cachet on front.

Rare registered express mail letter sent from Ho Chi Minh City to Klewitz in April of 1981. It features a block of four of the 20 xu KPdSU stamp plus two pairs of the the two perforation varieties of the 12 xu Five Year Plan stamp plus other NVN stamps for an overall postage of 13.90 Dong. Fulda arrival cancel on the reverse. Green Fulda custom cachet on front.

Very rare use of the high 2 Dong value of the HCM set together with two 50xu KPdSU stamp from 1981 on an air mail letter (full contents preserved) from Da Nang to West Germany in May of 1981.

Registered letter sent from Ho Chi Minh City to Klewitz in November of 1981. It features both color variations of the 50 xu KPdSU stamp plus other NVN stamps for an overall postage of 8.20 Dong. The zero money red free frank was required to produce the R-label that came out of the same machine. Red “Franked by Sender” hand stamp. Unusual red cancels. Green Fulda custom cachet on front.

Registered letter sent from Dalat to Klewitz in December of 1981. The letter carries a rare multiple franking of the 50 Dong value featuring various varieties of the stamp including a vertical pair on the left that shows a double horizontal perforation. The overall franking amounted to 7.50 Dong (including the unusual black free frank of 1 Dong).

Large registered envelope mailed to Klewitz in June of 1982. It features a mass franking of the 20 xu KPdSU stamps. The overall postage amounted to 12.88 Dong.

Registered letter sent from Ho Chi Minh City to Klewitz in March of 1982. The letter carries all, but the 40 xu value of the perforated Mammal set plus four of the 50 xu KPdSU stamps for an overall postage of 8.22 (including the red free frank for 2.2 Dong). Green Fulda custom cachet on front. Unusual red cancels.

Registered letter sent from Quan 5 (Cholon) to Klewitz in July of 1982. The letter carries one of the 2 Dong Nutritional Day stamps plus two of the 2 Dong Total Liberation stamps that sho a very significant shift of the yellow printing phase. The letter also carries the rare post master perforations 14 and 15 of the 12 xu Lotus stamp. Error stamps and Post Master Perforations on postally used cover are very rare. KPdSU stamps on the reverse. The total postage amounted to 11.6 Dong (including the rare red free frank for 2.3 Dong created by DA3.1. Pitney Bowes-GB “6300”).

Registered letter sent from Nguyen Trai to Klewitz in April of 1982. The letter carries three of the 2 Dong Nutrition Day stamps with the top left stamp showing the plate error “half-moon in emblem”. Plate errors on postally used cover are very rare. Three KPdSU stamps on the reverse.The overall postage amounted to 8.29 Dong. Green Fulda custom cachet on front.

Registered letter sent from Quan 5 (Cholon) to Klewitz in April of 1982. The letter features the entire Nutritional Day set. The 2 Dong stamps features both color variations. Three KPdSU stamps on the reverse. The overall postage amounted to 9.78 Dong. Green Fulda custom cachet on front.

Registered letter sent from Nguyen Trai to Klewitz in May of 1982. The letter carries three of the 2 Dong value of the Nutritional Day set. The bottom left stamp shows the plate error “deformed d”. Strip of five KPdSU stamps on the reverse. The overall postage amounted to 8.22 Dong.  Green Fulda custom cachet on front.

Registered letter setoff rom Nguyen Trai to Klewitz in March of 1984. The letter two of the 50 xu World Congress stamps. The left stamp was erroneously printed on the unglued gum side of the paper which led to a partial failure of the red printing color. The right stamp was printed on yellowish paper. KPdSU stamps in front and back. The over-all postage amounted to 9.14 Doing (including the red free rank for 5.04 Dong).

Registered letter sent from Nguyen Trai to Klewitz in March of 1983. The letter carries a 50 xu World Congress stamp with the plate error “dot above X” and the very rare Post Master Perforation (Perf 15) of the 12 xu Lotus stamp. Error stamps and Post Master Perforations on postally used cover are very rare. KPdSU stamps on the reverse. The overall postage amounted to 9.33 Dong. Green Fulda custom cachet on front.

Very large registered letter sent from Nguyen Rai to Klewitz in June of 1982.  It carries a block of six of the red 30 xu stamp with horizontal double perforation of the lilac-red color variety and a pair of the same stamps in orange-red with the right stamp showing the “glass-eye” plate error on the right stamp. Error stamps on postally used cover are very rare. KPdSU stamps on the reverse. The overall postage amounted to 12.84 Dong. Faint green Fulda custom cachet on front.

R

Very large registered envelope that features the entire perforated Soccer set. There are also a pair of the 1974 Flower series im-perforated and the rarer Post Master Perforation (15) of the 12 xu Lotus stamp. Im-perfroated stamps and Post Master Perforations on postally used cover are very rare. On front there is pair of the 1976 military free frank in both color variations the stamp is known. Military free franks were not valid for international postage due to their lacking nominal value, however it appears that the postal clerk was not familiar with that rule. Three 2 Dong Total Liberation stamps on the reverse. The overall postage amounted to 23.13 Dong (including the red free frank for 9 Dong). Green Fulda custom cachet on front.

Registered letter sent from Nguyen Trai to Klewitz in January of 1982 (four months ahead of the official issuance date). It features pairs of the Militia stamp in Post Master Perforations 8.5 and 10.5. Post Master Perforation son postally used cover are very rare.  KPdSU stamps in front and on the back. The overall postage of the letter amounted to 7.72 Dong.

Registered letter sent from Nguyen Trai to Klewitz in August of 1982. The letter features three of the 2 Dong Bulgaria stamps. The left most stamp shows the plate error of “missing Chinh” and the middle stamp shows the re-engraved plate resulting in a partial white inscription. The letter also shows six 12 xu Lotus stamps with the rarer Post Master Perforation (Perf 14-15). Error stamps and post master perforations on postally used cover are very rare. KPdSU stamps on the reverse. The overall postage of the letter amounted to 14.42 (including the red free frank for 5 Dong). Green Fulda custom cachet on front.

Registered letter setoff rom Nguyen Trai to Klewitz in June of 1982. The letter carries other parts of the Bird of Prey and Pigeon set plus some other NVN stamps for an overall postage of 8.45 Dong. KPdSU stamps on the reverse. Green Fulda custom cachet on front.

Registration Nr. 103050

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