Record locationComplete scan; preface at PDF page 11 and analysis throughout
Evidence classPrimary advocacy publication
Relationship to claimDocuments how the claim was assembled and promoted.
Authenticity assessmentStrong for publication identity; image quality is limited by the library scan.
What this supportsIt preserves Doyle's presentation of the photographs, correspondence, expert opinions, and reproduced images.
What it does not supportIt does not prove the photographed figures were living beings or preserve the original negatives.
ProvenanceLibrary of Congress copy digitized by Internet Archive.
Chain of custody1922 publication to Library of Congress custody to Internet Archive scan to hash-verified local PDF.
Source completenessComplete. Complete 218-page scan of Doyle’s 1922 advocacy book, including the published photograph series and correspondence he selected.
Known gaps: No known completeness gaps recorded.