Bruce, this should probably be in the software section. Having said that, I use Macrium Reflect free and it works very well.
http://www.macrium.com/reflectfree.aspx
this guy knows his stuff and I subscribe to his newsletter which is free. He has all sorts of information regarding Macrium Reflect, here is just one of his little tutorials.
https://askleo.com/create-backup-ima...-reflect-free/