I am still working on this. Eventually, it will be necessary to
pursue records in Bushwick, very few of which are available on line.
It is possible, given a note in the article on the Cropsey family in
"Morris' Memorial History of Staten Island", that the Caspersens are
also the origins of the Gasper/Casper family on the South River.
Click on
http://groups.google.com/group/family-history-storage-and-discussion/web/caspersen-casperson-family-in-new-york-and-on-the-delaware
- or copy & paste it into your browser's address bar if that doesn't
work.