There were 22 existing remittance certificates recorded by the authors of The Red Revenue Surcharges - China 1897. The following list was translated from the table on page 599 of Vol. II.
The above certificate is not listed in the list means that the authors of the book had no knowledge of its existence at the time their work was completed. It listed as Temp No.7.
Another unrecorded certificate (Temp No. 26) had been seen as General No. 1023 and Chungking No.1 with watermark and "19--". It was issued at Lungchow with Lungchow Bilingual Dater of Oct. 9, 1900 and to be redeemed at Chungking. It showed remittance of 2 dollar and fee of 4 cent, unfortunately, the stamps on both panels were missing.
Another unrecorded certificate (Temp No. 37) appeared in A Picture Album of China's Qing Dynasty Posts, published by the Cultural and History Centre of Beijing Postal Administration, in 1996. The edges of the certificate, as well as the general and special numbers were all croped out. I did not know if the original was trimmed or the picture was cropped by the editor.
Another unrecorded certificate (Temp No. 27) was shown in The History of Chinese Postage Stamps Vol. 2 (1896-1911), published by the Commercial Press, 2004. It was sent from Shanghai to Tientsin, with General No. 1744 and Tientsin No. 224.
Another unrecorded certificate (Temp No. 39) was from China Guardian's 2005 Spring Auction (Lot No. 2916, May 13, 2005, Beijing). Dated Sep. 19, 1903, from Kiaochow to Peking with General No. 358 and Peking No. 25.
Still another unrecorded certificate (Temp No. 35) was from The Illustrated Covers Postcards Lettercards Remittance Certificates of Revenue Surcharges (II). Dated Mar. 10, 1902, from Shanghai to Nanking with General No. 1473 and Nanking No. 198.
Recent appearance of two unrecorded certificates (Temp No. 21 and No. 22) were shown in PHILA CHINA Hong Kong March 11, 2006 Auction Catalog. Lot No.376 from Lungchow to Wuhu dated Dec. 21, 1899, and Lot No. 377 from Kiukiang to Wuhu dated Jan. 18, 1900.
There are also 3 unrecorded certificates (Temp No. 9, 14, 34)shown in China Philately - Entires and Market Prices, Vol II, and 6 unrecorded certificates (Temp No. 6, 13, 19, 24, 28, 40) shown in The Illustrated Covers Postcards Lettercards Remittance Certificates of Revenue Surcharges (II) by Benjamin Y.K.Hwa, published by The China Stamp Society, Inc.
Two philatelic items (Temp No. 31 and No. 32) appeared in PHILA CHINA March 17, 2007 auction catalog (Lot No.431 and 432). They were issued at January 26, 1901 for Chinkiang to Peking, with the remittance amount of one cent each. From the Issuing Office General No. and Redeem Office Special No., we know that the philatelist (or stamp collector) made at least 8 remittances to Peking at the time: (General No.)G55 – (Special No.)S1; G56 – S2; G57 – S3: G58 – S4; G59 – S5; G60 – S6; G61 – S7; G62 – S8. Now we see G55 – S1 and G62 – S8, hopefully, another one or more will show up in the future.
A recent appearance of one unrecorded certificate (Temp No. 33) was shown in Michael Rogers Public Auction No. 109 (December 1, 2007) Catalog. Lot No. 293, from Wuchow to Kiaochow dated May 7, 1901.
Another recent appearance of two unrecorded certificates (Temp No. 4) was shown in InterAsia Auctions' The W.S. Kong Collection of Imperial Dollar Daters, Part I auction (December 6-7, 2008) as Lot No. 8, from Canton to Shanghai dated April 25, 1898. And (Temp No. 20) shown in Part II auction (Spring 2009) as Lot No. ?, from Hankow to Shanghai dated March 14, 1899.
The most recent appearance of an unrecorded certificates (Temp No. 12) was shown in ChengXuan 2009 Spring Auctions (May 26, 2009) as Lot No. 1189, from Wuhu to Chinkiang dated July 30, 1898. This extend the total number of existing remittance certificates to 46.
If you know any remittance certificate other than these 46 exists somewhere, please let me know. Thanks in advance.