The work on the Eiffel TowerThe grand scale., Henri Lanos, between 1889 and 1890

Construction workers on the scaffoldings of the eiffel tower. The "grande échelle" ("long ladder"), which was made out of wood, was considered part of the scaffoldings. Date: between 1889 and 1890. Dimensions: 31.7 x 14.6 cm. Medium: engraving. Collection: Brown University Library. Les travaux de la Tour Eiffel. La grande échelle