Casgliadau Arlein

'The Iron Trades' Guide, Engineers' and Mechanics' Companion &c.' Contains tables on measures of metal and stone. testing, boiler making, forging, smithing, iron rolling, cog-wheel pattern making, moulding etc. Also articles on girder making, cross and net sectional areas of angle irons, pile driving and labouring forces. Printed in black ink on cream paper. Brown hardback cover with leather spine.