Page 469 - Sierra Leone to 1961 - The Collection
P. 469
Meter Mail
Type B2 - Roneo Neopost Frankmaster 305 MV
RN 31 = Sierra Leone Brewery Ltd.
Two letters, 27 Sep 1983 and 13 Dec 1983 both used internally within Freetown.
Each has an RN 31 meter mark of 6c and identical return address rubber stamp.
At this date the internal letter rate was 6c for the first ounce.