Watson, Gaylord. CREATED/PUBLISHED New York, 1871, c1868. NOTES Scale ca. 1:2,300,000. 'Special railroad maps to accompany reports &c., prepared at short notice, and in best style. Address Gaylord Watson, 16 Beckman Street, New York.' Annotated in colored crayons to show 'Voyage of duck-boat Centennial Republic' and 'paper canoe Maria Theresa.'