Netherlands, Leiden, Noothoven van Goor, Dirk, Physics, Print magazine for children, hot air balloon, coal mine, fire and diving bell, verso - stamped, Sheet with 4 representations of physical subjects: a hot air balloon, a coal mine, fire and a diving bell. Above each representation a title and below each representation a six-line verse. Numbered top right: No. 23., print, prent, volksprent, volksprenten, prints, prenten, height 425 mm, width 299 mm, Publication (Event), Publicatie, publisher, uitgever, 1850 - 1881, paper, papier, houtgravure, letterpress printing, boekdruk, print maker, prentmaker