Great Crash — A solemn crowd gathers outside the Stock Exchange after the crash. 1929
Photo Credit: By US-gov - F. Public Domain, https://commons.wikimedia.org/w/index.php?curid=374410

logo of the Dutch East India Company —
Photo Credit: Public Domain, https://commons.wikimedia.org/w/index.php?curid=894578

Wall Street during the bank panic in October 1907 —
Photo Credit: By Soerfm - Own work, CC BY-SA 3.0, https://commons.wikimedia.org/w/index.php?curid=29136523

The Stock Exchange at 10–12 Broad Street, 1882 —
Photo Credit: By Hughson Hawley (illustrator).- Public Domain, https://commons.wikimedia.org/w/index.php?curid=6565102

logo of the New York Stock Exchange —
Photo Credit: By NYSE - www.nyse.com, Public Domain, https://commons.wikimedia.org/w/index.php?curid=45771390

Poster for Rin Tin Tin's star debut, Where the North Begins — 1923
Photo Credit: By Warner Bros-Lithograph by Otis Lithograph, Cleveland - siteposter, Public Domain, https://commons.wikimedia.org/w/index.php?curid=35330505

Lee Duncan owner of Rin Tin Tin —
Photo Credit: https://www.imdb.com/name/nm0242022/mediaviewer/rm966673920/?context=default

Rin Tin Tin with rescuers — Officers and men of the 135th Aero Squadron with their mascot Rin Tin Tin shortly after his rescue as a puppy in 1918
Photo Credit: By Air Service, United States Army - Air Service, United States Army, Public Domain, https://commons.wikimedia.org/w/index.php?curid=25890364

Rin Tin Tin —
Photo Credit: https://www.findagrave.com/memorial/874/rin-tin-tin

Warner Bros.–First National Studios, Burbank, c. 1928 —
Photo Credit: By WarnerMedia - Catalog of the Los Angeles Public Library, Public Domain, https://commons.wikimedia.org/w/index.php?curid=5543447

The Jazz Singer movie poster — 1927) featuring stars Eugenie Besserer and Al Jolson. Warner Bros. (original rights holder)
Photo Credit: Public Domain, https://commons.wikimedia.org/w/index.php?curid=11710027