Hudson Marquez photograph

Item is a photograph from Hudson Marquez (Ant Farm). Photograph is of the Mr. Pat Waters venue, a postcard from the site was used in the original Postcard Show in 1971. Item also has a handwritten letter on the back, which reads "dear gang, your mailing was inspiring!! and quite a nice photo of M. Pnut and Ms Honey. here is WRONGWRONG for dot. to come back to me for sure. no x machine for 50 miles. what's the story on printshop access for me? I'd love to be able to do an edition. maybe visit, too. hello to Warren - I got a boyscout handbook. hope image finances are coming along. gluttonly yours, Hud."