capt ward lecture ecdis
DESCRIPTION
The use and misuse of nautical charts. Robert Ward, International Hydrographic Organization, MonacoTRANSCRIPT
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©R
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Ro
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Dir
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Inte
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Cha
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-ag
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Wha
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ely
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-m
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Dat
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Cha
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and
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3040
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Mex
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1387
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Col
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Bra
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2855
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2045
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4922
29
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WG
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WG
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Aus
tral
ian
datu
m(A
GD
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atum
Indi
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1830
)
=lo
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atum
s
=sa
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geoc
entr
icda
tum
Nor
thA
mer
ican
datu
m(N
AD
83)
horiz
onta
ldat
ums
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Dat
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for
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Tis
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