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Book Review: ‘Breguet, Story Of A Passion 1973 – 1987’ | Quill & Pad
https://quillandpad.com/2015/12/18/book-review-breguet-the-story-of-a-passion-1973-1987/1968 Heuer Autavia '30 Dato' Reference 7863
https://shop.hodinkee.com/products/1968-heuer-autavia-reference-7863Heuer Autavia Compressor Dato Ref. 7863C
https://www.vesperco.com/whatsnew/heuer-autavia-compressor-dato-ref-7863cHeuer Autavia Dato
https://shop.analogshift.com/products/heuer-autavia-reference-7683c-as01879An In-Depth Look at the Early Autavias (1962 through 1969) « On The Dash
http://thoughts.onthedash.com/thoughts/autavia-early-in-depth/Brochette de montres de pilotes type 20/21
https://clockenstock.wordpress.com/2014/09/12/brochette-de-montres-de-pilotes-type-2021/The Watch Quote: The Breguet saga
http://www.thewatchquote.com/The-Breguet-saga-No_209.htmChronographes militaires français : Type 20 & 21 - MI PIACE !
http://dondellinger.com/mipiace/index.php?post/2009/10/24/Type-20-22Hanhart Pioneer Monocontrol - The epitome of Coolness - Full Review (history, live photos, specs & price) - Monochrome-Watches
https://monochrome-watches.com/hanhart-pioneer-monocontrol-review-history-live-photos-specs-price/US2737010A - Fluidtight casing for watches - Google Patents
https://patents.google.com/patent/US2737010A/en?inventor=Piquerez&oq=PiquerezPiquerez SA - Bassecourt | Chronologie jurassienne - de l'époque romaine à nos jours
http://www.chronologie-jurassienne.ch/fr/004-ALPHABET/Industries/Diverses/Piquerez-SA--Bassecourt.htmlDIJU - Dictionnaire du Jura – Piquerez SA (EPSA)
https://diju.ch/f/notices/detail/571L’approvisionnement : rassurer et négocier – La Suisse au coeur de la guerre des ondes
https://wp.unil.ch/ondescourtes/lapprovisionnement-rassurer-et-negocier/Gérald Genta: The Godfather of Watch Designers - Chrono24
https://www.chrono24.com/magazine/gerald-genta-godfather-watch-designers-p_15968/#grefHeuer Autavia Compressor Ref 7763C MH
https://www.vesperco.com/whatsnew/heuer-autavia-compressor-ref-7763c