The “Search Multiple Historic Newspaper Collections All At Once” website, elephind.com has just published an update that includes many more items and issues from 2 updated collections:
(from the October, 2020 Elephind Newsletter):
Updated Newspaper Collections
The Lehigh University Brown and White archive – A digital archive of the Lehigh University Student newspaper containing 6,617 issues comprising 60,926 pages.
Hoji Shinbun Digital Collection – The world’s largest online archive of open-access Japanese American and other overseas Japanese newspapers. Includes 140 titles comprising 835,967 pages.