This listing has three classic books. All are HBs.
The King, The Mice and the Cheese by Nancy and Eric Gurney has a copyright date of 1965, and it likely was published in the 60s or 70s. Condition: Good Minus--pages show slight handling; the first half of the pages have either a crease or a fold diagonal fold in the upper corner; binding tight; a child wrote his name on the front end page and then scribbled out the last name (look at the 2nd photo); lots of rubbing wear and edgewear on the covers.
The Diggging-est Dog by Al Perkins and with illustrations by Eric Gurney is a Book Club Edition, and the only copyright date is 1967, but it likely was published in the 1970s. Condition: Good--pages show slight handling; binding tight; there is a name written inside (the opposite side) the front end page; cornerwear on the covers; wear to the top and bottom of the spine; sunfading on the spine.
Wise Dog by Josephine Wright and with illustrations by Lilian Obligado is a Weekly Reader Children's Book Club HB, and the only copyright date is 1966, but it likely was published in the 1970s. Condition: Good--pages show slight handling; there is a name blackened out inside the front cover; binding tight; the bottom corner of the front and back covers has been lightly bumped; there is a light brown stain on the back cover (look at the last photo).