S. Kalff has written:
'De \\' -- subject(s): Nederlandsche Oost-Indische Compagnie
Donald Kalff has written: 'An Unamerican Business' -- subject(s): Business enterprises, Industrial management
Ch. J. Polvliet has written: 'Genealogie van het geslacht Kalff met bijlagen'
S. Pod'yachev has written: '\\'
S. S. Campion has written: 'Northampton'
S. S. Turlo has written: 'Shpionazh'
Mayor Smiley-Kalff supports same-sex marriage and is a member of Mayors for the Freedom to Marry.
S. Marsland has written: 'Logic'
A. S. Azad has written: 'Rasdhara'
I. S Dutch has written: 'Grace'
S Highfold has written: 'Places'
S. Lenel has written: 'Marmontel'
S. Kantor has written: 'Gruz'