Categories Uncategorized Canistota S.D., 1920s Post author By Derek Dahlsad Post date September 9, 2008 Main Street, Canistota, SD. From a reprint of a real-photo postcard, original appears 1920s. At the far left is the Ortman Hotel. Hotelier Amos Ortman went on to open a chiropractic clinic and develop his “Ortman Technique”. Tags amos ortman, canistota, postcard, south dakota history