quos multò faciliùs fluunt quàm per ae<gap/>rem circumja­<lb/> centem, à quo idcirco juxta magnetem retinentur; ut <lb/> etiam, propter meatus quos habent in Terrâ interiore, <lb/> major e&longs;t earum copia in toto ae<gap/>re, alii&longs;que corporibus <lb/> Terram ambientibus, quàm in coelo. </s><s>Et ita, quantum
<arrow.to.target n="marg1856"></arrow.to.target><lb/> ad vim magneticam, eadem planè omnia putanda &longs;unt <lb/> de uno magnete, re&longs;pectu alterius magnetis, ac de <lb/> Terrâ, quae ip&longs;a maximus magnes dici pote&longs;t. </s></p>
<p type="margin">
<s><margin.target id="marg1853"></margin.target>CLII. <lb/> Cur unus magnes ad <lb/> alium &longs;e convertat & <lb/> inclinet, eodem modo <lb/> atque ad terram a. </s></p>
<p type="main">
<s>
<arrow.to.target n="marg1857"></arrow.to.target><lb/> Neque verò duo magnetes &longs;e tantùm ad invicem <lb/> convertunt, donec polus Borealis unius polum
<arrow.to.target n="marg1858"></arrow.to.target> Au&longs;tra­<lb/> lem alterius re&longs;piciat; &longs;ed praeterea po&longs;tquam &longs;unt ita <lb/> conver&longs;i, ad invicem accedunt, donec &longs;e mutuò con­<lb/> tingant, &longs;i nihil ip&longs;orum motum impediat. </s><s>Notandum <lb/> enim e&longs;t particulas &longs;triatas celerrimè moveri, quamdiu <lb/> ver&longs;antur in meatibus magnetum, quia ibi feruntur
<arrow.to.target n="marg1859"></arrow.to.target><lb/> impetu primi elementi ad quòd pertinent; cùmque inde <lb/> egrediuntur, occurrere particulis aliorum corporum, <lb/> ea&longs;que propellere, quoniam hae, ad &longs;ecundum aut <lb/> tertium elementum pertinentes, non tantum habent <lb/> celeritatis. </s><s>Ita illae quae tran&longs;eunt per magnetem O,
<arrow.to.target n="marg1860"></arrow.to.target><lb/>
<arrow.to.target n="fig82"></arrow.to.target><lb/> celeritate quâ &longs;eruntur ab A ad B, atque à B ad A, <lb/> vim acquirunt ulteriùs progrediendi &longs;ecundùm lineas
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