Design for opera or theatre seats.

Drawing, pen and black ink, with grey and black wash, 60 x 44 cm, signed and dated in pen at lower right "Henri H. Altenrath 1848", numbered in pen at upper left "No. 26" (horiz. centerfold, some sm. stains and creases).

Under wooden frame (not studied outside frame).

Nice architectural elevation drawing for the seats area of an unidentified opera or theatre building or a never-executed competition design, possibly in Antwerp. Henri Altenrath (1832-1892) was an Antwerp architect-surveyor.
Ref. I. Bertels, "Gelieve de bouwwerf te betreden: aannemers voor openbare werken in het negentiende-eeuwse Antwerpen", in: Erfgoed van industrie en techniek, 15/3 (2006), 78-89.