Deutsch–Erstes Buch

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Collection Descriptive Notes
Phonology 1-8; Lessons 1-24
Collection Technical Notes
Masters are apparently the “originals” from the (unnamed) publisher, wound off onto hubs.
Contributor
This collection has no playable audio.
Titlesort descending Contributor Medium
GMN 6.1 (M) Mueller, Hugo (researcher); Unknown (consultant) 1/4 inch audio tape
GMN 6.2 (M) Mueller, Hugo (researcher); Unknown (consultant) 1/4 inch audio tape
GMN 6.3 (M) Hugo, Victor (researcher); Unknown (consultant) 1/4 inch audio tape
GMN 6.4 (M) Mueller, Hugo (researcher); Unknown (consultant) 1/4 inch audio tape
GMN 6.5 Mueller, Hugo (researcher); Unknown (consultant) 1/4 inch audio tape
GMN 6.6 (M) Mueller, Hugo (researcher); Unknown (consultant) 1/4 inch audio tape
GMN 6.7 (M) Hugo, Victor (researcher); Unknown (consultant) 1/4 inch audio tape