View of two-story wooden-frame building with verandas and cupola. "John Jacob Astor house" sign over entrance. Printed on front: "8845, John Jacob Astor house, Mackinac Island, Mich. Copyright 1905 by Detroit Publishing Co." Handwritten on front: "This is where we are at and it is all right; so are we. With much love, Dad." Card is postmarked September 4, 1905.
