3 possible barriers to admissibility
DOCUMENTARY EVIDENCE
general rule
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RULE 901-903
quantum of proof
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RULE 901
how many genuineness of a document be admitted?
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What evidence can be used to authenticate?
Writing may be authenticated by any evidence that serves to establish its authenticity
RULE 901
FRE methods
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RULE 901
admission
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A writing may be authenticated by evidence
testimony of eyewitness
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A writing may be authenticated
RULE 903
handwriting verifications
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A writing may also be authenticated
handwriting verification by lay witness
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NOTE = this is an exception to the general inadmissibility to opinion testimony by lay witnesses
handwriting verification by comparison of writings
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ancient documents
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Document may be authenticated by evidence that it
RULE 901(b)(8)
reply letter doctrine
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writing may be authenticated by evidence that
photographs
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GENERAL RULE = photographs are admissible ONLY IF
x-ray pictures, electrocardiograms, etc.
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to authenticate, must show
handwriting verification methods
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2. comparison of writings by expert witness or trier of fact
uses of authentication by comparison
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who can authenticate photographs?
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photograph by unattended camera
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Admitted upon a showing that
what is not sufficient to authenticate x-ray pictures, electrocardiograms, etc.?
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Cannot be authenticated merely by testimony of witness that it is a correct representation of the facts
proving accuracy of process for x-rays
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court will usually take judicial notice of this
FRE for evidence of authenticity
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RULE 901
oral statements - use
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Authentication as to the identity of the speaker
= necessary where identity of speaker is important
oral statements - methods
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2. Telephone conversations