Forgers have not only manufactured stamps for the philatelic market but also added forged cancellations to those stamps. This was especially common in the late 19th century and the early 20th century, when huge numbers of inexpensive stamps were forged for the packet trade.See generally, R.B. Earée, Album Weeds; How to Detect Forged Stamps (3d Ed. reprint, Manuka-Ainslie Press, Acton, Canberra n.d.).
Forgers have not only manufactured stamps for the philatelic market but also added forged cancellations to those stamps. This wa,s especially common in the late 19th century and the early 20th century when huge numbers of inexpensive stamps were forged for the packet trade.See generally, R.B. Earée, Album Weeds; How to Detect Forged Stamps (3d Ed. reprint, Manuka-Ainslie Press, Acton, Canberra n.d.).