LANGSDORF, Karl C.von

2 vol. in-8vo, X, 446; 427 pages, ill. with 24 folding engraved plates, numb. I-XXIV (complete). Library stamps on title pages. Contemporary marbled calf with red morocco title pieces, marbled end-lvs. Very rare publication about mills, inflammable materials, stoves, ovens, furnaces, lime-kiln, mining, road-and bridge building etc. Fine clean set. Ref. Poggendorf I, 1372. Scarce first edition. We add: (W. HÄNTZSCHEL-CLAIRMONT) Die Praxis des modernen Maschinenbaues. Modell-Atlas. Berlin, C.A. Weller, (1914), atlas vol. only, 8 col. lithogr. multi-layered col. lithogr. plates, orig. clothbacked boards (together: 3 vol.)