The description on the front of the card:
The “Buckeye State”
Atwood Lake Park
Estimated Date: 1950s-1960s
No. in Series: SK7375
Era: Chrome Era
A “Shini Color” by Colourpicture Publishers, Boston, Mass., USA
Colourpicture Publishers, Inc. was a prominent publisher and printer of linen view-cards of the United States. Operating from 1938 to 1969, the company was based in both Boston and Cambridge, Massachusetts. In the 1950s, they expanded their offerings to include photochromes and small spiral-bound picture booklets under the trade name Plastichrome.
Rights Info: Most likely public domain due to inadequate copyright statements, but it would be best to credit the original publishers and distributors.