The postmarks of the Orange Free State and the Orange River Colony, 1868-1910
By: by A. G. M. Batten.
Publisher: A. G. M. Batten, Littledale, Cedar Road
Published: 1972
Place of publication: Woking
Language: eng
Number of pages: 271
Subjects: Cancellations (Philately) -- South Africa -- Orange Free State.
Notes: Complete revision published in 1976 under title: The Orange, Free State, its post offices and their markings, 1868-1910.