CR
ED
IT^
TK
HE
RE
The author
looks out of
the porthole
of a hyperbaric
chamber at
Duke Univer-
sity, where
she began her
research on the
HL Hunley.
CR
ED
IT^
TK
HE
RE
The author
looks out of
the porthole
of a hyperbaric
chamber at
Duke Univer-
sity, where
she began her
research on the
HL Hunley.