| The Knickerbocker 1850 Census Based Genealogy Project |
| The HOH tab is the controlling document. |
| Only the Heads of Household are listed |
| A red number in the CTRL column indicates the family has been entered. |
| A green text indicates a female head. |
| The Note column indicates a source other than the 1850 census. |
| A BW in the note column indicates a Brick Wall problem. |
| The FAMILY tab is an every name index. |
| The SINGLE tab lists entries with no families. |
| Some of these might be proved into the main database. |
| The <1810 tab is a listing of all males born before 1810. |
| The Van-Male tab presents a VanAlstyne 5 generation male only pedigree with #s. |
| The Van-All tab presents the entire VanAlstyne 3 generation pedigree with #s. |