Review: Jacoba van Heemskerck: Truly Modern edited by Kunsthalle Bielefeld, Kunsthaus Stade, Edwin-Scharff-Museum. Hirmer Publishers, July 2021. 160 p. ill. ISBN 9783777436999 (pbk.), $39.95. Reviewed November 2021 by Beverly Mitchell, Assistant Director, Hamon Arts Library, Southern Methodist University, bmitchel@smu.edu.