Haden's reasons were founded upon the results of a study of the master's works in chronological order, and are clearly expressed in his monograph, "The Etched Work of Rembrandt critically reconsidered", privately printed in 1877, and in "The Etched Work of Rembrandt True and False" (1895).
Хейден, много занимаясь творчеством Рембрандта и хронологией его работ, пишет и публикует два научных труда об его графике — "The Etched Work of Rembrandt critically reconsidered" (1877) и "Etched Work of Rembrandt True und False" (1895).