Lot 10833
This lot number is all from New York City before the widespread use of
rodenticides:
<http://www.loc.gov/pictures/search/?q=LOT%2010833&fi=number&op=PHRASE&va=exact&co!=coll&sg=true&st=gallery>
Same instructions as before for finding it if direct link does not
work. Just go back to the basics and use the search line. The word
ferret got this lot on one of the pages as part of a NYC Health Dept
document on rat control but searching for Lot 10833 might also work
[Posted in FML 7856]