Canada Special Delivery with OLYMPIC SEMI-POSTAL from VICTORIA B.C. February 20, 1975, to OTTAWA. The cost of a letter was 8 cents and Special Delivery was 40 cents, thus overpaying by 2 cents and giving 20 cents to the support fund of the 21st Olympic Games, held in Montreal July 17 to August 1, 1976, because they used a pair of 10+5 cents Rowing #B5 and a pair of 15+5 cents Sailing #B6 from the WATER SPORTS ISSUE, issued February 5, 1975. Has SPECIAL DELIVERY PAR EXPRÈS with Maple Leaf label in front and on the back cancelled by a RECEIVED REÇU FEB 27, 1975, EXPRÈS OTTAWA ONT. SPECIAL DELIVERY. An OTTAWA CANADA February 27, 1975, CDS cancel in front, A lovely Olympic Semi-Postal stamps correct usage 15 days after the issue.