« Previous North Dakota Centennial View Full Size All Images Stamp with barn and cloud, cachet with state seal and pioneers. Cachet Tudor House Tags NorthDakota OfficialFirstDay TudorHouseCachets TwoColors Dates & Locations Feb. 21, 1989 Bismarck, ND, US Related Covers Ludwig Mies van der Rohe, Illinois Inst… Eero Saarinen, Dulles Airport The Great American Streetcar Walter Gropius, Gropius House Thomas H Gallaudet Thomas H Gallaudet
