The Mackinac Bridge over the Straits of Mackinac in Michigan - Photo: Lucy Gridley - Vintage Bridge Postcard United_States the "educated" porpoises perform their

the "educated" porpoises perform their feats

SARATOGA SPRINGS

1947 from Blair

This sweet little snippet of life on the Detroit dock is yours to cherish

The Mackinac Bridge over the Straits of Mackinac in Michigan - Photo: Lucy Gridley - Vintage Bridge Postcard United_States the "educated" porpoises perform theirOn front: The Mackinac Bridge over the Straits of Mackinac in Michigan On back: The Mackinac Bridge The New Northwest Passage spanning the Straigts of Mackinac in Michigan, The Water Wonderland. The greatest tourist attraction in the Midwest. Unmailed: Condition: excellent Publisher: Colourpicture Publishers Inc. Color print