Ready Chicago citation linked to the page 1 quotation.
In an April 3, 1882 letter reproduced in House Report No. 1277, Commissioner of Internal Revenue Green B. Raum stated that extending the bonded period to three years had given 'quite a stimulus' to the manufacture of fine whiskies.
Verified against extracted text and rendered PDF sheet 1 of the complete report.
This is evidence of Raum's official contemporary assessment, not an independently measured causal effect. Attribute the judgment to him.
The complete primary report reproduces Raum's signed official letter and the statement appears verbatim on report page 1.
Used and link-verified on the public history page “Expansion and Industrialization — Cities, Ice, Warehouses, and Factory Systems” on 2026-09-02. Retain the recorded qualifications in future revisions.