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# Title: [Rationes Mathematicae Mercatoris subductae Anno MDCLIII] Rationes Mathematicæ Mercatoris subductæ Anno MDCLIII. (shelfmark Leibn. Marg. 96)
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venerer, tabulisve Astronomicis utilitatem suam.
concedam; sed ad exercendam compendiaria vid se-
cundorum mobilium Astronemiam nihil is opus esse.
contendo.
Sycema Musicum pertectum concinnare, quod
non uliracos Tolum 12 modos, scd alios insuper tori-
dem nihilo sequiores, ad unicum modum univertalem.
caceros omnes ambiu. luo complexum, reducacs
vel quodidem raler: Omnes modos Mulicos, a can-
cilenas quorquor Practici modulari possunt, ex unica
clare inconare, ex per omnes clautulas acq; periodos
adconoruenrem principio finem deducere: Terrataqi
cadem clare. concentus in univerlum omnes sic in-
vertere, uc manentibus ijsdem conlonanciis, gradibus,
coragi adeo compolitione (ne mutatis quidem cha
racteribus, quibus describitur) ex intim a voce (Bal(O)
tiac suprema (Dilcanrus) ee concra; permuraris li
milicer rocibus incermediis. Porro auremhociplum
Cyltema, ue praxi hac accommodatius, ad paucissimas
roces tre chordas (in quas Octaram diridi oporrer)
quae ulicaras numero non superent reducere, ucmini
mum quid, audicui plane imverceptibile, decedac
conlonantiis, gradibusqe pertectis.
Duae sunt res, quae Musica omnem eratiam conci-
liant: varietas. Cs sonorum omnium in unum veluti
C67-