Can’t find that elusive relative or can’t seem to find the time to do research? These books can help solve special research problems.

Discovering your Female Ancestors: Special Strategies
by Sharon DeBartolo Carmack.  929.108 CAR 

Hidden Sources: Family History in Unlikely Places
by Laura Szucs Pfeiffer.  929.107 PFE 

Unpuzzling Your Past Workbook: Essential Forms and Letters for All Genealogists
by Emily Anne Croom.  929.1 CRO

These guides describe some of the major genealogy record types (federal and state census, land & property, naturalization and military records), and  how to locate and use them. Particularly, state census records are often overlooked.

The American Census Handbook
by Thomas Jay Kemp. REF 016.929 KEM 

Land & Property Research in the United States
by E. Wade Hone REF 929.107 HON

State Census Records
by Ann S. Lainhart  REF 016.929 LAI 

They Became Americans: Finding Naturalization Records and Ethnic Origins
by Loretto Dennis Szucs.  929.107 SZU 

U. S. Military Records: A Guide to Federal and State Sources
by James C. Neagles REF 929.373 NEA