C. & D. Collected and delivered—i.e. the rate quoted includes the entire charge from sender to consignee. Such goods are collected by the railway company and delivered according to the address at the price stated. S. to S. From station to station. This does not include collecting and delivering.
O.R. Owner's risk.
C.R. Company's risk.
O.C.S. On company's service; such parcels go free. C. by B. Collection from the sender to the barge, both included. O/C. Overcharged. O/S. Outstanding.
Source: Dictionary of Phrase and Fable, E. Cobham Brewer, 1894