"Exploring a Slice of Manhattan's Melting Pot: The Lower East Side Provides a Rich Glimpse of the Immigrant Experience," Pittsburgh Post-Gazette, April 30, 1995, found at Newsbank archives. Accessed April 6, 2009.
nytimes.com
nytimes.com
"Big Onion Walking Tours, founded by two Columbia University graduate students," in John Brannon Albright, "Travel: Q and A," The New York Times, May 16, 1993, found at Travel section of The New York Times Archives article of 5-16-93. Accessed April 6, 2009.
David W. Chen, "City Is Still Standing, but the Tours Aren't Walking Much," The New York Times, October 31, 2001, found at New York Times Archives article of 10-31-01. Accessed April 6, 2009
Glenn Collins, "Walking for Themes, Not Exercise; Tours Reveal the City Through a Variety of Prisms," The New York Times, September 7, 1998, found at New York Times archives article of 9-7-98. Accessed April 6, 2009.