Inequality of estates as affecting joint and mutual wills, 148 A.L.R. 756.
Joint, mutual, and reciprocal wills, 169
Right of party to joint or mutual will, made pursuant to agreement as to disposition of property at death, to dispose of such property during life, 85 A.L.R.3d 8.
The execution of a joint will or of mutual wills does not create a presumption of a contract not to revoke the will or wills.