Later on, in the 1930 ’ s and 1940 ’ s, the Witnesses became known for their house - to - house preaching with portable phonographs, using recordings of Bible talks presented by J.
Vēlāk, 30. un 40. gados, Jehovas liecinieki sludināja pa mājām, izmantojot pārnēsājamus patafonus, uz kuriem tika atskaņotas otrā Sargtorņa biedrības prezidenta Dž.