Here are the imgur links to the pics

1939 penny back letter M error https://imgur.com/gallery/QBBOo

1944 penny https://imgur.com/gallery/cKBjX

1955 penny https://imgur.com/gallery/rbMPP

1894 penny https://imgur.com/gallery/xCJmK

1981 penny https://imgur.com/gallery/dJiSx

1966 dime https://imgur.com/gallery/PRNmX

1947 penny https://imgur.com/gallery/pqEgJ

1936 penny https://imgur.com/gallery/LtHss

1953 peny https://imgur.com/gallery/VPQ5W

2007 letter above yeat https://imgur.com/gallery/ORIbe

1962 Nickle https://imgur.com/gallery/dFk7g

1963 penny https://imgur.com/gallery/Pz8oj

Hello well I do not know much about this but I have some USA coins that I believe are worth a little money and I want to ask here an opinion before I go out and try to get them look by a professional... I hope u guys can tell me were to start if is worth it of course thanks....
Also I do not know how to post pics here if u guys tell me how I will post the pics... Again thanks