41
42
By de Man, Hendrik
Date 1929-1929
“...https://hdl.handle.net/10796/F0B50992-4ED0-4CF2-805E-2E700CE86B11...”Date 1929-1929
43
By de Man, Hendrik
Date 1928-1928
“...https://hdl.handle.net/10796/E4FE7587-3FB2-4AFD-8F22-11EEE59EC4F1...”Date 1928-1928
44
45
46
47
48
49
50
51
52
53
54
55
56
“...https://hdl.handle.net/10796/CD299234-CDA5-4A11-8430-369752FDEFF2...”
57
By de Man, Hendrik
Date 1952-1952
“...https://hdl.handle.net/10796/81FCCA16-6C47-439F-BD68-BAD11C71241A...”Date 1952-1952
58
59
60