Finally remembered! It's a copy of this: https://www.forgottenbooks.com/en/books/CompositionandHeatTreatmentofSteel_10004513 https://www.forgottenbooks.com/en/

Finally remembered! It's a copy of this: https://www.forgottenbooks.com/en/books/CompositionandHeatTreatmentofSteel_10004513 https://www.forgottenbooks.com/en/books/CompositionandHeatTr... Mine is a dark red hardback, printed by McGraw-Hill Book Company, 1911.