Minimalist Landscape Real Photo Postcard eraser I believe I am correct

I believe I am correct in reading this terrific mid-century Japanese woodblock print as a portrayal of the strata of the earth

"A Guide to the Manly Art of Self-Defense

which is missing but should be easy to replace

and this late 19th century  "Hidden Titles" game contains a smart thirty of them--wonderfully rendered through drawings and hand-written text lithographed onto nice weight cards--giving clues to the names of 30 places around the country and around the world

One of the slide tops  has I think lost just its very far left edge but still slides on and off fine and holds the pieces snugly inside

Minimalist Landscape Real Photo Postcard eraser I believe I am correctI love how quiet and almost Brutalist this photo feels, with its square format and the blank space next to it making it just right. Early 20th c I believe but feels very contemporary to me. 5 7 16" x 3 1 2" and in good condition, unused back.