This Ruger Complete Gun-Guides® 22 Automatic Pistols Manual book for your Ruger Standard, Mark I, Mark II, 22/45, Competition, Government, Slab-sides and all special models prior to the release of the new Mark III series introduced in 2005 is great. So you decided to disassemble your Mark pistol and now YOU CAN'T GET IT BACK TOGETHER AGAIN!. The only CURRENT printed manual that includes information on ALL listed models from 1947 - 2004 (Mark I, Mark II, 22/45, etc.) Contains most of the same text and high resolution graphics found in the CD-ROM program. Easy to use lies open and flat on your work surface 56 pages - 55 high-resolution gray scale images. Includes "rare" complete serial numbers and manufacturing dates from 1949 ~ 2004 Printed in the USA with card stock cover and bright white paper.