need more "African" rounds.....dont have near enough

so far i have (left to right in the bottom pic) 577 Nitro Express, next to it is a 470NE, a real oddball the 11.2x72mm Schuler, 405 Winchester, 333 Jeffery, 303 Brit, 6.5x53R Dutch Mannlicher and 6.5x54 Mannlicher-Schoenauer.....just started collecting not long ago and the divorce kinda screwed up my acquiringbig ones on the end are a 30x173mm for the GAU-8A out of the A-10 Warthog, i believe the next is a 20x102mm used in US aircraft cannons for the last 50 years like the M39, M61 Vulcan and M197 cannons and on the end 50BMG