Life History of the Pearl
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(a) Animated drawings show how irritated oyster produces protective coating of "nacre" to insulate itself from the irritant—and the wondrously valuable and beautiful pearls that result. Combined with (b) Abalone Pearl Fishing, various kinds of pearl formation, separation, drilling, and stringing.
Sources
- Bell & Howell Filmosound Library Catalog of Educational Motion Pictures, 1942 — title, length, format, color, sound, genre, description
Record added 2026-09-26 21:16:36