Houghton Michigan Sky Ranger to Isle Royale Plane Continental Postcard C409 For Sale

Color postcard showing the Sky Ranger pontoon aircraft on the water with industrial buildings in the background. The card describes air and surface ship service to Isle Royale National Park, departing from Portage Lake at Houghton-Hancock, Michigan. Published by Penrod/Hiawatha Card Co.Thank you for viewing this vintage/antique postcard! Please take a look at my other postcards for sale. Save money by purchasing more and shipping will automatically combine for all items purchased at the same time. If you want to by more than one item, simply wait until all items are in your cart to check out and pay. For buy-it-now postcards over $20; shipping method is first-class, shipped in a cardboard mailer and hard plastic top loader. For buy-it-now postcards under $20 and all sales; shipping method is standard envelope (delivered by the post office). Postcard(s) will be shipped in a semi-rigid envelope. If you\'d like your postcard to ship with more protection, please contact me before paying to upgrade to first-class shipping. More information about standard envelope; they are not scanned into the system like regular packages would be. The tracking can be unreliable. Your item may say it is delivered when it arrives at your local post office. Please be patient, and don\'t hesitate to reach out if your postcard has not made it to you safely.