COLLECTED BY
Organization: National Archives and Records Administration
National Archives and Records Administration crawl performed by Internet Archive. This data is currently not publicly accessible.
Collection: NARA 115th Congressional Crawl
This crawl of online resources of the 115th U.S. Congress was performed by Internet Archive on behalf of the United States National Archives & Records Administration (NARA).
TIMESTAMPS
The Wayback Machine - https://web.archive.org/web/20190110201034/https://www.osha.gov/ooc/TschappatNoticetoClass.pdf