Published in Notes From The Leyden Museum, in 1912, in volume 34, pages 71-74

Published in Notes Leyden Museum, in 1912, in volume 34, pages 97-112

Published in Notes from the Leyden Museum, in 1912, in volume 34, pages 123-127

Published in Notes from the Leyden Museum, in 1912, in volume 34, pages 129-156

Published in Notes from the Leiden Museum, in 1912, in volume 34, pages 169-170

Published in Notes From The Leyden Museum, in 1912, in volume 34, pages 177-182

Published in Notes van de Leyden Museum, in 1912, in volume 34, pages 185-193

Published in Notes Leyden Mus, in 1912, in volume 34, pages 194-196

Published in Notes from the Leyden Museum, in 1912, in volume 34, pages 225-229

Published in Notes From The Leyden Museum, in 1912, in volume 34, issue 2, pages 70

Published in Notes From The Leyden Museum, in 1912, in volume 34, issue 2, pages 75-79

Published in Notes From The Leyden Museum, in 1912, in volume 34, issue 2, pages 80

Published in Notes From The Leyden Museum, in 1912, in volume 34, issue 2, pages 95-96

Published in Notes From The Leyden Museum, in 1912, in volume 34, issue 2, pages 113-122

Published in Notes From The Leyden Museum, in 1912, in volume 34, issue 2, pages 128

Published in Notes From The Leyden Museum, in 1912, in volume 34, issue 2, pages 163-168

Published in Notes From The Leyden Museum, in 1912, in volume 34, issue 3/4, pages 175-176

Published in Notes From The Leyden Museum, in 1912, in volume 34, issue 3/4, pages 183-184

Published in Notes From The Leyden Museum, in 1912, in volume 34, issue 3/4, pages 197-224

Published in Notes From The Leyden Museum, in 1912, in volume 34, issue 3/4, pages 230

Published in Notes From The Leyden Museum, in 1912, in volume 34, issue 3/4, pages 231-234

Published in Notes From The Leyden Museum, in 1912, in volume 34, issue 3/4, pages 235-239

Published in Notes From The Leyden Museum, in 1912, in volume 34, issue 3/4, pages 240-242

Published in Notes From The Leyden Museum, in 1912, in volume 34, issue 3/4, pages 243-256

Published in Notes From The Leyden Museum, in 1912, in volume 34, issue 3/4, pages 257-258

Published in Notes From The Leyden Museum, in 1912, in volume 34, issue 3/4, pages 259-267

Published in Notes From The Leyden Museum, in 1912, in volume 34, issue 3/4, pages 268-270

Published in Notes From The Leyden Museum, in 1912, in volume 35, pages 78-101

Published in Notes from the Leyden Museum, in 1912, in volume 35, pages 121-131

Published in Notes From The Leyden Museum, in 1912, in volume 35, issue 1, pages 1-74

Published in Notes From The Leyden Museum, in 1912, in volume 35, issue 1, pages 75-76

Published in Notes From The Leyden Museum, in 1912, in volume 35, issue 1, pages 77