286с

1937г

1-blfi 3K3.

THE CONSTRUCTION OF

A^39AMAIN SEWERS ^

THE TIMBERING OF EXCAVATIONS

INCLUDING

BY

G. G. KENT

M.Inst.C.E., M.Inst.M. & Cy.E., A.M.Inst.W.E. ASSISTED BY

J. G. MORRIS

B.Sc. (Eng.), Assoc.M.Inst.C.E., A.M.Inst.M. & Cy.E.

with diagrams and illustrations

\ longmans, green and co. LONDON ♦ NEW YORK ♦ TORONTO