Kearns-Richards (also found badged Staveley) "Electrabore" Boring and Facing Machine.
Data pack consisting of: Operator's Instruction and basic Maintenance Manual together with a detailed Sales & Technical Specification Catalogue. Comprises two manuals in one covering both early and late machines ("round" and "angular" styling) and all sizes (A, B, C and D) and Versions: T, S, W, O, e.g. some being marked AT, BT, CT, ATX, ATY, ATZ, BTX, BTY, BTZ, CTZ, CTY, CTZ, AS, BS, CS, TA30, TB40, TC50, TC60, WA30/72, WB40/84, WB40/102, WC50/144, WC60/144, WC50/168, YA35, YB50, YC60, XA35, XB50, XC60, etc.