| wolumin = nr 1711
| strony = 11
}}</ref> Przypkowski was also a master of old Polish banter and humbug. You could never know for sure whether he was joking or being serious. And if truth ever happened to stand in his way of telling a good enecdote, then it was tough luck for the former. He used to claim, for example, to be a cousin to Queen Elisabeth II of Britain.<ref>{{Cyt
| nazwisko = Roszko
| imię = Janusz
| rok = 1966
| strony = 21
}}</ref> He once Once, he made efforts to open a ``Museum of the Proto-History of Communism" it what he maintained was a newly discovered former Calvinist church, until it turned out that it hadn't been a church, but a synagogue.<ref> {{Cyt
| tytuł = Internetowy Polski Słownik Biograficzny
| wydawca = Instytut Historii PAN