. Bulletins de l'Académie royale des sciences, des lettres et des beaux-arts de Belgique. Learned institutions and societies; Science. l'Acad REGULATEUR^ PAKABOLIQUE RIGOtm£US£MENT ISOCHRONE et ., vitesse âeregime variaVLe Y S <kH KV S S E \_B EROH E. F \3» Foyer Je h» l'av-lbole v lr. ^zzzz ^^^^^^^^^^^^^^^^^^^^^^^^^^^. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Académie royale des sciences, des lettres et d

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. Bulletins de l'Académie royale des sciences, des lettres et des beaux-arts de Belgique. Learned institutions and societies; Science. l'Acad REGULATEUR^ PAKABOLIQUE RIGOtm£US£MENT ISOCHRONE et ., vitesse âeregime variaVLe Y S <kH KV S S E \_B EROH E. F \3» Foyer Je h» l'av-lbole v lr. ^zzzz ^^^^^^^^^^^^^^^^^^^^^^^^^^^. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Académie royale des sciences, des lettres et des beaux-arts de Belgique. Bruxelles

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