All are about 7.5 x 11".  All are softbound.  No writing or other marks found on any of these. 

1.  LENS BOOK - Leica M system & R system - 84 pages plus additional pages of photos.  Dust jacket had some wrinkles at the top edges and minor scuffing on the back side.  Published 7/2003.

2.  LEICA MP - The Photographer's Tool - about 22 pages; Dust Jacket & front cover have vertical crease. Torn out place in back of dust jacket.  From 2003.

3.  Lecia M SYSTEM - 44 pages.  Minor creases on covers. I could not find any date on this one.