The lines here correspond to to the same lines in the actual scroll the test is 14 point type Chapters are marke with Roman numerals. Letters and words edited by a scribe above the line to correct the text are in nine point type and missing and doubtful letters are in eleven point type . 4 to 5 letter spaces between words mark the verses. These do not always appear in the text.  equals an omission. x underline is a cross out, erasure or write over or ink blot. Compare comments on text in my CD for different readings. sic indicates a spatium in the text sometimes not related to current verse. A dot in a letter indicates some other obscure mark associated. A dotted letter indicates the scribe dotted the letter to show a mistake.