PELS Metal-working Machines: Nibblers, Sears, Punches. Nibbling and Punching Sears. Models AS; Punches Type LKB;
Universal Steel Workers MKC-10 & MKC-13; Combined Punch, Shears Croppers and Notchers Types MB13, MB16, MB 20, MB22,MKB10, 

PELS Metal-working machines Nibblers, Sears, Punches. Nibbling and Punching Sears: Sales & Specifiction Catalogues: Types MK, HKSJ, HEF, 
HLU, P1, P2, P3, HB, HBEF, HBLUEF, HM, HME, STA, AP, AS, MK10, MK20, PJ50/450, D2P, Pg200, JH, EFG, D2Pg 400, Pg 200, FV, GF, M, B, B 13/500, BLU, BmEFG, BEFG 20-32, M10, ME10, M13, M16, ME13, ME16, M20 to M32. 34 Pages. 

PELS ASQ-8 Shear and Nibbler. Operator's Instruction Manual.

PELS MKC-10 Universal Steel Worker. Operator's Instruction Manual with Parts Manual as Sectional Drawings.