We can help, but good photos would be helpful. If you can post serial numbers, that would be most helpful too. Just omit the last two numbers of the serial number for your privacy.
...and welcome here. You're going to make some people jealous with two old Colts like that.
“If ye love wealth better than liberty, the tranquility of servitude better than the animating contest of freedom, go home from us in peace. We ask not your counsels or arms. Crouch down and lick the hands which feed you. May your chains set lightly upon you, and may posterity forget that ye were our countrymen.” ― Samuel Adams