4 Generation Circle Diagram: |
| Betsey Knapp Pedigree Tree Pedigree Map Descendancy Chart Ancestry Chart Compact Chart Circle Diagram Hourglass Chart Interactive Tree Isaac Lake < Mercy Lake |
| Isaac Lake Pedigree Tree Pedigree Map Descendancy Chart Ancestry Chart Compact Chart Circle Diagram Hourglass Chart Interactive Tree Betsey Knapp < Mercy Lake Siblings David Lake David Lake |
| Martha L. Johnston Pedigree Tree Pedigree Map Descendancy Chart Ancestry Chart Compact Chart Circle Diagram Hourglass Chart Interactive Tree W. C. Barnhart Siblings Mary C. Johnston Carlton F. Johnston |