Rudolf H. Pestalozzi has written:
'Letters to you from Baloran' -- subject(s): Spirit writings
Rudolf H. Beck has written: 'The feedback society'
Rudolf H. Moos has written: 'Environment and Utopia'
Frank H. Hayward has written: 'The critics of Herbartianism' 'The educational ideas of Pestalozzi and Fro bel'
H. H. Donaldson has written: 'The rat'
H. Marsman has written: '\\'
Will H. Moore has written: '\\'
H. H. Arnold has written: 'Global mission'
H. H. Doehler has written: 'Die casting'
H H. Anderson has written: 'Centrifugal pumps'
H. H. Kendler has written: 'Basic psychology'
H. H. Rousseau has written: 'The isthmian canal'
H. H. Siegumfeldt has written: 'Kaj Munk'