Cancel Type	Potter No.	EKD	LKD	Cancel Notes
Temp. Rubber Handstamp. Type - R1/14	7090.01	18.6.1909	6.8.1909	Lettering is 2.5mm high.
Double Ring Datestamp	7090.02	21.11.1911	10.12.1959
Modern Single Ring (with or without *)	7090.03	1.2.1960	11.5.1973
Temp. Rubber Handstamp. Type - O3*/37	7090.04	9.5.1974	31.10.1975
Temp. Rubber Handstamp. Type - O3/41	7090.05	20.7.1975	22.10.1982	Reads: “REDWOOD” in one word.
Temp. Rubber Handstamp. Type - O3/41	7090.06	19.2.1982	10.10.1984	Reads: “RED WOOD” in two words.
Temp. Rubber Handstamp. Type - O3*/37	7090.07	3.7.1985	7.10.1985	Appears to be a new die.
Temp. Rubber Handstamp. Type - O3*PO/37j	7090.08			Only known without date but must have been in the late 1980s.
Modern Single Ring - Dual Arc	7090.09	7.12.1998	7.12.1998	Only known without date but must have been in the late 1980s.