The manual, revised in February 1958 from its original February 1938 publication, has comb spiral binding and 58 pages. It is 58 pages. Thin booklet that has 39 pages. Revised July 1965. Thin booklet that has 7 pages.
The manual, revised in February 1958 from its original February 1938 publication, has comb spiral binding and 58 pages. It is 58 pages. Thin booklet that has 39 pages. Revised July 1965. Thin booklet that has 7 pages.