Childhood baseball card collection of Richard B. Russell

 https://dlg.usg.edu/collection/gych_bball

Newton's flaming laser sword

 https://en.wiktionary.org/wiki/Newton%27s_flaming_laser_sword

Fan music video fair use

 https://prelator.wordpress.com/2009/06/19/are-anime-music-videos-fair-use/

https://prelator.wordpress.com/2009/04/08/it-pays-to-know-your-rights-under-copyright-law/

https://prelator.wordpress.com/2012/10/03/victory-youtube-reforms-content-id-dispute-process/

T209 minor league cards

 https://www.net54baseball.com/showthread.php?t=272109

https://t209-contentnea.com/