There is genealogy beyond the internet! While the internet is one very convenient tool, it is not the only tool. Check out online library catalogs, then visit the library to access the book or request an inter-library loan.
Use a good genealogical software package to maintain your records and your digital files.
The 1940 Census lists answers to several new questions never asked before including where they lived in 1935 and what was their income for the previous year.
The most important type of land record is a deed. The deed is a document conveying title of property from one party to another. Deeds establish proof of legal ownership of land.
The National Genealogical Society, Washington, D.C. has a genealogical course available for national accredation and sells both supplies and reprinted genealogies and other books.