Deletion of The federal union

Comment: u|Smartyllama}} nominated this an hour after it was created and has successfully scared off the new editor who created it, so it's not particularly surprising that it isn't well referenced. But it appears to be a notable entry-level review/textbook on US history: per {{u|Coolabahapple}} it is held by many libraries, was widely used enough to have https://books.google.co.uk/books/about/Student_s_Manual_to_Accompany_The_Federa.html?id=npElHQAACAAJ&redir_esc=y a student's companion written to it https://www.google.co.uk/search?tbm=bks&hl=en&q=hicks+federal+union is frequently cited and https://www.google.com/search?tbm=bks&q=hicks+the+federal+union#tbm=bks&q=editions:jjEaWCZUuaQC numerous re-editions (the latest twenty years after it's original publication and coauthored by George E. Mowry). We don't have an article on its author John D. Hicks, but he appears to by highly notable (https://www.jstor.org/stable/25154427?seq=1#page_scan_tab_contents "one of the most influential historians of our day"). Did the nominator and delete !voters |do their homework
Stance: keep
Cited policy: Wikipedia:Articles for deletion (WP:BEFORE)