<http://schema.org/url>
<https://texashistory.unt.edu>
<https://texashistory.unt.edu/explore/partners/SGML/browse/?fq=untl_decade%3A1960-1969&fq=untl_collection%3ATDNP&fq=str_year%3A1967&fq=str_month%3A03_mar>