Centerfire rifle.......... Blaser R93 with 22-250,300 Win and 375 H&H barrels
Rimfire rifle.............. Sako Quad(22lr, 22mag,17mach2 and 17hmr)
Shotgun......... Krieghoff K-80 with sub gauge tubes
Handgun....... Thompson Center Encore, 223 rem, 7-08 rem, 35 Whelen
That oughta cover everything.....
There ya go, 4 indidvidual firearms ...........I know it's cheating a little