This manufacturer was probably based in France (their known slides have captions in French) but is only identified by two monogram trademarks, 'HL' (or 'JLH' or some other combination of these initials) and 'TG'[?] (or 'GT'[?]) carried on all the known slides.
Record created by Sarah Dellmann and Richard Crangle. Last updated 24 November 2020
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Lucerna Magic Lantern Web Resource, lucerna.exeter.ac.uk, item 1001642. Accessed 19 April 2024.
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