It is unclear when he started performing magical acts, but an 1889 advertisement calls him the "Prof. Seiden, Austrian Prestidigitateur (the pupil of old Hermann).
[14] But at the time of his apprenticeship, Malini was often reduced to working in Seiden's restaurant or performing on street corners with him.
At the turn of the century Seiden became involved in the recording industry; in the 1900 census he listed his occupation as "phonograph dealer.
[18] The comedian George Burns worked in Frank's theater at 66 Columbia street in around 1905 and described it in his memoir as a noisy place where the adjacent Billiards hall often drowned out the act.
[19] After 1910 the Seiden family relocated around the corner to the Willott Street Theater in the Lower East Side, which they ran until around 1915.
[28][6] In 1893, while Seiden was on tour in New Jersey, an accident with fire in the family apartment caused the death of Annie, then three years old.
[29][30] Of his children, Joseph Seiden became the most well known for his work in the Yiddish-language film industry, first as a cameraman in the 1910s and then as a producer and director in the 1930s and 1940s.