Apparatus
1
orthogonaliter
in interl.
A
2
ergo
conieci
non legitur
A
3
Item
˜
chordae
db
in marg.
A
4
post
arcus
del.
aliquot literas
A
5
post
colloca
del.
aliquot literas
A
6
post
est
del.
aliquot literas
A