bytes hash to the record's source_sha256 and the .pdf.source sidecar names the record's source_url
located: a verbatim source line of this row appears on page 7 of the source PDF and on no other page the record read
This row, on page 7
8 source line(s) occur exactly once on page 7; the box is that occurrence
lyon osceola dickinson emmet kossuth winnebago worth mitchell howard winneshiek allamakee
plymouth cherokee buena vista pocahontas humboldt wright franklin butler bremer
0 0 0 0 0 100 400 300
0 0 100 100 200 0
monona crawford carroll greene boone story marshall
pottawattamie cass adair madison warren marion mahaska keokuk washington
0 0 550 300027501800 475 350 1000
0 0 1000 12501900 1950 2300 1750 2100
Page 7 of ia_regs.pdf
The page is the document's, unedited. What this compilation read off it is the row above; what it did not read is on the state page under “what this record does not carry”.