I realize this is likely a vector and not a font, but what would you say is a similar font to this logo?

Thanks!

Zapf Calligraphic 801 Bold  Suggested by donshottype 
New Esprit Bold  Suggested by donshottype 

A little more detailed image
http://www.dafont.com/forum/read/222700/colt45

A fair approximation in Palatino Bold
http://myfonts.us/td-3xEpIy
The Bitstream version is Zapf Calligraphic 801 Bold

Another approximation

Thanks for the suggestions!