To sign the word “columbus,” use the American Sign Language (ASL) sign for “C” (making a fist with your dominant hand and extending your thumb and index finger) and then sign the letter “L” (making an “L” shape with your thumb and index finger).
To sign the word “columbus,” use the American Sign Language (ASL) sign for “C” (making a fist with your dominant hand and extending your thumb and index finger) and then sign the letter “L” (making an “L” shape with your thumb and index finger).