How to Find the Time at Sea in less than a Minute by A. C. Johnson
1907. 12 pages. Blue boards with a cloth spine. Pages are lightly tanned and thumbed at the edges, with light foxing. Binding has remained firm. Boards are a little rub worn, slight shelf wear to corners, spine and edges. Corners are a little bumped. Spine ends are mildly crushed. Tanning to spine and edges. Writing to front.