Symbols are not quantitative measures or literal liquid layers. PDF106's glass illustration and PDF107's rocks-glass directions differ; families do not classify every recipe consistently.
Original synthesis from complete supplied-page reading and visual review; attributed source claims remain qualified.
Five families—Old Fashioned, Martini/Manhattan, Sour, Highball and Fix—plus miscellaneous drinks provide an approachable learning structure. Diagrams encode ingredient identity and presentation.
PDF 10–11,17,47,59,83,159,189,207; numbered body print page = PDF page −4
Families and diagram literacy
Paraphrase fidelity and page locator checked against supplied PDF text and images; not independent factual/medical/legal validation.
No access / Whiskey Excerpts Database (USWA)
Located paraphrase, not a direct quotation. Full supplied-page text and visual review completed.
Evidence
Five families—Old Fashioned, Martini/Manhattan, Sour, Highball and Fix—plus miscellaneous drinks provide an approachable learning structure. Diagrams encode ingredient identity and presentation.
Location and context
PDF 10–11,17,47,59,83,159,189,207; numbered body print page = PDF page −4.
Source No access; synthesis 
The book combines several narrators. Attribute recipes and essays to their printed contributor; the source-level author credit does not erase that provenance.
Annotation
Symbols are not quantitative measures or literal liquid layers. PDF106's glass illustration and PDF107's rocks-glass directions differ; families do not classify every recipe consistently.
Verification checklist
No direct quotation, scientific validation, current operating instruction or public placement is claimed.