Table: nature_of_america
Columns: ecosystem
date_of_issue
place_of_issue
no_stamps_in_sheet
face_value
printer

Question: On what date were sheets issued in Tallahassee, Florida?
SQL: SELECT "date_of_issue" FROM nature_of_america WHERE "place_of_issue" = 'tallahassee, florida'

Question: Which printer issued sheets on October 5, 2006?
SQL: SELECT "printer" FROM nature_of_america WHERE "date_of_issue" = 'october 5, 2006'