1
by Uilkens, J. A.
Published 1883
(CARLI) (Other Sources: (HAT)1721279)
Book Electronic
2
(CARLI) (Other Sources: (HAT)1917788)
Book Electronic
3
by Slothouwer, D. F. b. 1884.
Published 1945
(CARLI) (Other Sources: (UIUdb)2864292)
Book
4
by Morren, Th.
Published 1908
(CARLI) (Other Sources: (HAT)1767442)
Book Electronic