Ruhlman, Michael. The Book of Cocktail Ratios: The Surprising Simplicity of Classic Cocktails. Illustrated by Marcella Kriebel. New York: Scribner, 2023. Supplied ebook-derived PDF, 282 pages; ebook ISBN 9781668003411.
The teaching Manhattan uses a 2:1 whiskey/vermouth structure. Saunders describes extensive calibration and the London Rittenhouse/Luxardo experience behind Little Italy. The simplified recipe on PDF78 uses 2/1/0.5 oz, whereas her PDF83 version uses 2/0.75/0.5, with 100-proof Rittenhouse and named vermouth.
Michael Ruhlman, The Book of Cocktail Ratios (New York: Scribner, 2023), supplied PDF: Manhattan62–78; Saunders interview80–82 and recipe83.
Ruhlman, Michael. The Book of Cocktail Ratios: The Surprising Simplicity of Classic Cocktails. Illustrated by Marcella Kriebel. New York: Scribner, 2023. Supplied ebook-derived PDF, 282 pages; ebook ISBN 9781668003411. Locators: Manhattan62–78; Saunders interview80–82 and recipe83.
PDF 83
PDF 62
Ruhlman, Cocktail Ratios, Manhattan62–78; Saunders interview80–82 and recipe83.
Manhattan62–78; Saunders interview80–82 and recipe83
Ready for internal retrieval, not publication clearance. PDF page positions, not printed/index numbers. Source-fidelity review complete; paraphrase only. At least 100 calibrations is practitioner testimony, not 100 blinded independent replications. Preserve originator and teaching versions separately; revival/origin dates are attributed leads.
No access / Whiskey Citations & Footnotes Database (USWA)
Ready for internal retrieval. This is not publication clearance or a claim that the source is error-free.
Source and locator
No access — Manhattan62–78; Saunders interview80–82 and recipe83. Supplied PDF numbering, not printed/index numbering.
Evidence: 
Formatted outputs
Ruhlman, Michael. The Book of Cocktail Ratios: The Surprising Simplicity of Classic Cocktails. Illustrated by Marcella Kriebel. New York: Scribner, 2023. Supplied ebook-derived PDF, 282 pages; ebook ISBN 9781668003411. Locators: Manhattan62–78; Saunders interview80–82 and recipe83.
Short: Ruhlman, Cocktail Ratios, Manhattan62–78; Saunders interview80–82 and recipe83.
Footnote: Michael Ruhlman, The Book of Cocktail Ratios (New York: Scribner, 2023), supplied PDF: Manhattan62–78; Saunders interview80–82 and recipe83.
Bibliography: Ruhlman, Michael. The Book of Cocktail Ratios: The Surprising Simplicity of Classic Cocktails. Illustrated by Marcella Kriebel. New York: Scribner, 2023. Supplied ebook-derived PDF, 282 pages; ebook ISBN 9781668003411.
Usage map
The teaching Manhattan uses a 2:1 whiskey/vermouth structure. Saunders describes extensive calibration and the London Rittenhouse/Luxardo experience behind Little Italy. The simplified recipe on PDF78 uses 2/1/0.5 oz, whereas her PDF83 version uses 2/0.75/0.5, with 100-proof Rittenhouse and named vermouth.
No new public Claims, History sections or drafts are linked; no direct quotation selected for reuse.