div class=trans-pagebutton class=gotoPage data-page=1Page 1button div class=trans-imagea href=https:reader039fdocumentsinreader039viewer20220309135b5d67767f8b9a65028db6b5html5page1jpg target=_blank img data-url=document-chant-guido-darezzos-ascending-stepwise-series-of-six-notes-a-hex-achordhtmlpage=1 data-page=1 class=trans-thumb lazyload alt=Page 1: · chant: Guido DArezzos ascending stepwise series of six notes a hex- achord for teaching and learning plainsong melodies was sung to the loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAQAAAC1HAwCAAAAC0lEQVR42mM8Uw8AAh0BTZud3BwAAAAASUVORK5CYII= data-src=https:reader039fdocumentsinreader039viewer20220309135b5d67767f8b9a65028db6b5html5thumbnails1jpg width=140 height=200 adivdivdiv class=trans-pagebutton class=gotoPage data-page=2Page 2button div class=trans-imagea href=https:reader039fdocumentsinreader039viewer20220309135b5d67767f8b9a65028db6b5html5page2jpg target=_blank img data-url=document-chant-guido-darezzos-ascending-stepwise-series-of-six-notes-a-hex-achordhtmlpage=2 data-page=2 class=trans-thumb lazyload alt=Page 2: · chant: Guido DArezzos ascending stepwise series of six notes a hex- achord for teaching and learning plainsong melodies was sung to the loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAQAAAC1HAwCAAAAC0lEQVR42mM8Uw8AAh0BTZud3BwAAAAASUVORK5CYII= data-src=https:reader039fdocumentsinreader039viewer20220309135b5d67767f8b9a65028db6b5html5thumbnails2jpg width=140 height=200 adivdivdiv class=trans-pagebutton class=gotoPage data-page=3Page 3button div class=trans-imagea href=https:reader039fdocumentsinreader039viewer20220309135b5d67767f8b9a65028db6b5html5page3jpg target=_blank img data-url=document-chant-guido-darezzos-ascending-stepwise-series-of-six-notes-a-hex-achordhtmlpage=3 data-page=3 class=trans-thumb lazyload alt=Page 3: · chant: Guido DArezzos ascending stepwise series of six notes a hex- achord for teaching and learning plainsong melodies was...