▁edition , ▁he ▁prof esses ▁to ▁reduce ▁the ▁several ▁branches ▁of ▁art ▁and ▁science ▁then ▁known ▁and ▁studied ▁into ▁a ▁system . ▁In ▁this ▁work , ▁and ▁his ▁Encyclopedia ▁Bib lica , ▁he ▁tries ▁to ▁prove ▁that ▁the ▁foundation ▁and ▁materials ▁of ▁the ▁whole ▁can ▁be ▁found ▁in ▁the ▁Sac red ▁Script ures . ▁The ▁first ▁four ▁books ▁contain ▁an ▁ex position ▁of ▁the ▁various ▁subjects ▁to ▁be ▁discussed . ▁He ▁dev otes ▁six ▁books ▁to ▁phil ology , ▁ten ▁to ▁spec ulative ▁philosophy , ▁and ▁four ▁to ▁practical ▁matters . ▁Then ▁follow ▁three ▁on ▁the ology , ▁juris pr ud ence , ▁and ▁medicine ; ▁three ▁on ▁mechanical ▁arts , ▁and ▁five ▁on ▁history , ▁chron ology , ▁and ▁mis cell an ies . ▁This ▁work ▁exhib ited ▁a ▁great ▁improvement ▁on ▁other ▁published ▁works ▁that ▁pur port ed ▁to ▁be ▁en cyc loped ias ▁in ▁the ▁latter ▁half ▁of ▁the ▁ 1 6 th ▁and ▁the ▁first ▁half ▁of ▁the ▁ 1 7 th ▁centuries . ▁ ▁Log ician ▁ ▁Al sted ▁published ▁Log ica e ▁System a ▁Harm onic um ▁( 1 6 1 4 ). ▁In ▁writing ▁a ▁semi - R am ist ▁en cyc lopedia , ▁he ▁then ▁applied ▁his ▁conception ▁of ▁logic ▁to ▁the ▁sum ▁of ▁human ▁knowledge . ▁To ▁do ▁that , ▁he ▁added ▁the ▁L ull ist ▁top ical ▁art ▁of ▁memory ▁to ▁Ram ist ▁top ical ▁logic , ▁indeed ▁revers ing ▁one ▁of ▁the ▁original ▁conception s ▁of ▁Ram us . ▁He ▁had ▁a