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killedryingtostudytheeruptionofvesuviusofthe

alstseventypertapossibletoestablish

rubbedenoftheddleages

aothederisionoftheltitudeandintheirenthusiasbr>

stistsnefourteenhoursofeachdaytothe

year79peiiandhereu

ontheags.duringthe

butiediatelyaftertherenaissance,gilbert,the

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studyofthose``theoreticalstifionahouth

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sixyearslater,geestephenson,ast,whohad

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beenbuildinglootivesforthepurposeofhaulingalfrobr>

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butindedengineersproving

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thirtyyearsast

thantheseearly``puffingbillies.

atthepresentti,anyhedirectdesdant

philosophersnotablythalesofletusandplinywhowas

hiddendoinsofnature.