sorry about resurrecting an old thread but I've found it!!! a chap at my gun club spent a few weeks going through his book collection
https://s19.postimg.org/b3s416zo3/Sen_1_00.jpg
https://s19.postimg.org/ulmrh5z6r/Sen_1_01.jpg
https://s19.postimg.org/citopyirn/Sen_1_02.jpg
https://s19.postimg.org/wdfqc188z/Sen_2_00.jpg
https://s19.postimg.org/r20trch1f/Sen_2_01.jpg
https://s19.postimg.org/hu8lanhoz/Sen_3_00.jpg
https://s19.postimg.org/bgji7dxdf/Sen_3_01.jpg
https://s19.postimg.org/nv6a7ph5v/Sen_3_02.jpg
(mods if you think this is a copyright violation then please remove)