Late 19th century French school - Lot 57

Late 19th century French school Remarkable set of twelve large technical watercolors detailing different types of locomotives - compagnie du midi three-axle coupled Copound locomotives, thirteen nine, one thousand nine hundred 29 x 48 cm - Cie d'Orléans four-cylinder Copound locomotive, signed (name deciphered) (18)quinze juillet quatre-vint dix neuf, 29 x 48 cm -Cie d'Orléans express locomotive with Durant and Lencauchez distribution, signed (not deciphered) (18)trente juillet quatre vingt dix neuf - Cie de l'état Balduin copound locomotive, thirty-one, eight zero zero (1900) same size - (sectional drawing of a locomotive from the Orleans "Polonçeau ingérieur en chef" company), signed not deciphered, twenty seven 99, same dim - Cie de l'Ouest 3-axle coupled machine-tender, signed not ..? 23 7 99 same dim - Cie d'Orléans 3-axle coupled locomotive with Durant and Lencauchez distribution and Lancauchez heater, undeciphered sign, August 4, 1999 same format - cross-sectional drawing of a locomotive, signed not deciphered, August 4, 1898, dm - Counpin Baldwin locomotive for Russia, 21 9 1900, same size - Cutaway drawing of a presumed gas engine, dated August 10, 98, 29 x 46 cm Two drawings of locomotive cross-sections, 49.5 x 61 cm - 48.5 x 63 cm, one signed and dated August 99, are included.