Collection search - Renewal Agreement. Canadian Marconi Company & His Majesty The King, Amending and renewing agreements dated April 5, 1911, and September 17, 1912, equipping and maintaining of the wireless telegraph stations on the River and Gulf of St. Lawrence, East Coast, and on the Great Lakes, for a term of one year ending on March 31, 1938, and thereafter to be in force and effect from year to year