Early Newspaper Articles on Pinking Shears
Incorporation
The Akron Beacon: November 17, 1931

The Cincinnati Enquirer: November 18, 1931

Various Newspapers in Chronological Order
This is the earliest mention of pinking shears I found at newspapers.com. There is also the Newspaper Archive, which I have not investigated.
Evening Star, Washington, DC: September 6, 1931

St. Joseph Gazette: September 13, 1931

The Evening Sun, Baltimore: November 24, 1931

The Des Moines Register: December 21, 1932

Same Listing in Numerous Newspapers
These are just two examples of many identical listings. The 158 Greene Street address no longer exists, but the building is there using a different street number. In Google Streets the building is blocked by a truck. I will have to make a site visit.
Chicago Tribune: December 4, 1932

St. Louis Post Dispatch: December 4, 1932

Brooklyn Daily Eagle
January 4, 1933

January 8, 1933

January 15, 1933

January 22, 1933

March 15, 1933

April 23, 1933

April 26, 1933

May 3, 1933

October 11, 1933

October 15, 1933

October 18, 1933

October 25, 1933

October 29, 1933

November 1, 1933

November 5, 1933

November 8, 1933

And a Price Decrease
The Cinncinnati Enquirer: November 11, 1933
