Uittenbogaard, P. H. J.
VOLAPÜKAGASED PRO NEDÄNAPÜKANS (redakan)
Nuneds di ‚djvu’: yelod 21id (1956), yelod 22id (1957), yelod 23id (1958), yelod 24id (1959), yelod 25id (1960), yelod 26id (1961), yelod 27id (1962), yelod 28id (1963).
Magods rigädik: yelod 21id (1956), yelod 22id (1957), yelod 23id (1958), yelod 24id (1959), yelod 25id (1960), yelod 26id (1961), yelod 27id (1962).