Published in Notes van de Leyden Museum, in 1894, in volume 16, pages 1-96

Published in Notes from the Leyden Museum, in 1894, in volume 16, pages 107-109

Published in Notes From The Leyden Museum, in 1894, in volume 16, pages 137-144

Published in Notes From The Leyden Museum, in 1894, in volume 16, issue 1/2, pages 97-106

Published in Notes From The Leyden Museum, in 1894, in volume 16, issue 1/2, pages 110

Published in Notes From The Leyden Museum, in 1894, in volume 16, issue 1/2, pages 111-118