Flower series, no’s 23-39
These stamps were issued by the former Belgian Congo in 1952 and 1953 (no’s 302-310, 313-320). The stamps were overprinte for the Katanga Postal Administration. The overprint is in condensed type and measures 17 x 6 mm, including the line under Katanga.
Date of issue: 22 September 1960
Expiration date: 1 July 1961
Design:
Paper with silk threads
Printer: Hélio
Courvoisier, s.a., La Chaux De Fonds, Switzerland
Overprint by: IMBELCO in Elisabethville (KATANGA)
Perforation: 11.5
Size: 21 x 25.5
mm
Marginal inscriptions: on the right and left “Hélio Courvoisier, s.a., La Chaux De
Fonds, Suisse”.
Sheet: 100 (10 x 10) many catalogues wrongly indicate 50
Circulation: 14.800 series
No 23. 10c, yellow-Dissoti (no 302)
No 24. 15c, light green-Protea (no 303)
No 25. 20c, gray-Vellozia (no 304)
No 26. 25c, ochre-Littonia (no 305)
No 27. 40c, salmon color-Ipomea (no 306)
No 28. 50c, light green-Angreacum (no 307)
No 29. 60c, pink-Euphorbia No 308)
No 30. 75c, gray-Ochna (no 309)
No 31. 1F, yellow-Hibiscus (no 310)
No 32. 2F, light-brown-Anselllia (no 313)
No 33. 3F, wine red-Costus (no 314)
No 34. 4F, violet blue-Nymphaea (no 315)
No 35. 5F, blue green-Thunbergias (no 316)
No 36. 6,50F, lilac-Thonningia (no 317)
No 37. 7F, pink brown-Gerbera (no 318)
No 38. 8F, yellow-Gloriosa (no 319)
No 39. 10F, olive green-Silène (no 320)
The series:
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Varieties: reversed overprint (all on top).
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I own the 23-29, 31, 35, 37 & 38.
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Examples of “thin and thick” overprint
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Example
of the “short G”
Example of “displaced overprint” (I own no’s 25, 30, 36 & 37)
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Examples of double overprint, notice that the K’s can be straight under each other or slightly displaced – first two examples. (I own no’s 23-27, 30)
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Many examples of bad overprint are known, e.g. broken bars etc.
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Also described as “parasite”
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No 37 with ink spot on the right.
No’s 24-29 on the Ruanda Urundi series (no’s 178-183), I do not know any other examples.
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No 25 on 384 of the Republic of Congo
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Remark:
No’s 31 (1F) & 38 (8F) seem to exist with double overprint of which one is reversed.
No 25 (15c) seem to exist with “moved overprint”.
The bar under KATANGA can measure 11 or 12 mm.