There’s a little bit of retail history hiding at the top of the Woolworth Building in Lower Manhattan. The 40th floor was once the personal retreat and executive office of F.W. Woolworth, founder of the five-and-dime empire that helped reshape American shopping. Today, it’s a private residence spanning more than 6,000 square feet.
The landmarked neo-Gothic building on Park Place was commissioned by Woolworth and completed in 1913. At the time, it was the tallest building in…

