CANADA
Proof Specimen 1851 range of plate proofs on India paper overprinted "SPECIMEN" comprising ½d. in black (small margins; opt. vertical in carmine) and in rose (2, both vertical in green), 6d. in dark grey (backed on card; vertical in green), 10d. in blue (backed on card; vertical in carmine) and in black (backed on card; vertical in carmine), also 1859 1c. in rose (vertical in black), 5c. in reddish brown (small fault at right; horizontal in black) and 10c. in black-brown (damaged; diagonal in carmine).

Details
Proof Specimen 1851 range of plate proofs on India paper overprinted "SPECIMEN" comprising ½d. in black (small margins; opt. vertical in carmine) and in rose (2, both vertical in green), 6d. in dark grey (backed on card; vertical in green), 10d. in blue (backed on card; vertical in carmine) and in black (backed on card; vertical in carmine), also 1859 1c. in rose (vertical in black), 5c. in reddish brown (small fault at right; horizontal in black) and 10c. in black-brown (damaged; diagonal in carmine).