Hauptmann attic, Bronx - ladder rail #16 in place on attic floor.
Comparison of wood grain in ladder rail #16 with attic
floorboard, face and end grain.
Ladder rail #16 in Hauptmann attic showing matching nail holes.
Hauptmann attic, Bronx - close up of ladder rail #16 in place on
attic floor.
Comparison of wood grain in ladder rail #16 and attic floorboard,
with overlay showing
artisti's rendering
of missing piece.
Comparison of wood grain in ladder rail #16 with attic floorboard.
Diagram of milling machine for ladder lumber.
Diagram of milling machine cutter head for ladder lumber.
Comparison of milling marks in ladder rail #13 with lumber from
National
Lumber & Millwork Co., New York.
Chisel found outside Lindbergh residence and chisel from set
belonging to Hauptmann.
Wood plane belonging to Hauptmann; comparison of plane markings
in ladder rails and rungs.
Closet in Hauptmann residence in which address and telephone
number of J. F. Condon
were found written on wall.