Inscription: Signed, titled and dated in red ink on print, verso UC: "GEORGES HUGNET // L'ENERGIE MODERNE [in quotation marks] 1936 [in parentheses]"; typed paper label affixed to print, verso UR: "LUCIEN LEFEB [illegible] // 19, RUE VAVIN ET 2, RUE BRÉA, PARIS-VI E [underlined twice, superscripted E] // [stamped] 4155 // [line] // COULEURS ET TOILES FINES "; typed paper label affixed to print, verso C to CR [in box]: "JAMES BOURLET & SONS, Ltd., // Fine Art Packers, Frame Makers, // [line] // B45227 // [line] // 17 & 18, NASSAU STREET, // MORTIMER STREET, W. // Phones: - Museum 1871 & 7588"; stamped in violet on print, verso UR [upside down]: [circular stamp, inscription along inside of circle] "DOVA [illegible] [illegible] ENTRALE // [in the middle] EXPORTA [illegible] // [illegible] A [illegible]"; inscribed in pencil on print, verso C [on slant]; LL [on slant]: "1026 // [line] // 8"; "PR 478 V"