Cartoon Clipart   Image 2560 of 15323 Royalty Free Cartoon Clipart Available Image Formats ~  EPS JPG PNG    Related Keywords ~ vintage era inspired illustrations   interstate   retro   route   sign   signs   six   sixty   66   signage   highway   black and white   black & white   street Cartoon Clipart   Image 2560 of 15323 This is a low resolution preview image - Actual image quality is much higher.