Favorite this☆ Motorboat "Thelma II," 1911 Great Lakes League Championship Description: View of motorboat "Thelma II" during the 1911 Great Lakes League Championship on Lake St. Clair. Details Resource ID: na050997 Subject: Motorboats Motorboat racing Saint Clair, Lake (Mich. and Ont.) Thelma Motor Works Photographic prints Date Issued: 1911-08 Format: 1 photographic print ; 4.5 x 6 in. Member of: National Automotive History Collection Lazarnick Collection Filing Location: Boat races--Great Lakes League Championship, 1911, #2 Rights: Physical rights are retained by DPL. Copyright is retained in accordance with U.S. copyright laws.