Timing an Experiment, Howard Watch ad illustration. Alternative title: Scientist heating test tube (illustration for Howard Watch), Frank Xavier Leyendecker, circa 1910

Object Type: painting. Date: circa 1910. Dimensions: height: 60.4 cm (23.7 in); width: 56.5 cm (22.2 in). Medium: oil on canvas. Collection: Unknown location. Frank X. Leyendecker - Timing an Experiment