source_documents: 39

The program file or page each row was read from.

This data as json

rowid	id	year	kind	url	rights
39	wayback-99-sessionc.htm	1999	html	https://web.archive.org/web/19991003044358id_/http://ncte.org:80/cccc/99/sessionc.htm	NCTE; Wayback Machine replay, private capture