I measured mine last week, it was almost .060 in the hole which would be in the ballpark of what your book says. My engine was made in mid or so of 1972, BUT, I do have stockish replacement .030 over pistons.
Extra notes for everyone,
All YOU OLD FARTS need to stop bickering about ****. People come to these forums to be part of a community, learn valuable information from other helpful members and give some help when they can.
