50th Anniversary Log...
50th Anniversary of Purdue Christian Campus House on Behance
The Blanton Museum of Art 50th Gala — Dyal — Branding & Graphics
anniversary logo - Google Search
the triple stroke might create a cool effect if the numbers were "brazed together"
Aktio Corporation. 40th Anniversary Logo
Avery Dennison 75th Anniversary Logo - designed by Betterweather Inc., Denver
Logo 25th anniversary on Behance
50th Anniversary Logo by Jay Yeater, via Behance