Disregarding that .30-30 is more readily available than .35 Remington, I'd go with the .35 Remington. I've always been a firm believer in bigger, heavier boolits, and that's what gives the .35 the edge in my book. I normally shoot a cast RN GC weighing in at about 210 grains.
Re: 9/11, Homeland Security, and the Patriot Act~
"If Tyranny and Oppression come to this land, it will be in the guise of fighting a foreign enemy"
~President James Madison.