S&T contributing editor
Rod Mollise is among the most influential American writers on amateur astronomy. His book
The Urban Astronomer’s Guide is considered a classic. In the August 2012 issue of
S&T, he describes how he successfully
completed the huge challenge of observing the 2,500 deep-sky objects compiled by William and Caroline Herschel in the late 1700s.
http://www.skyandtelescope.com/skyte...159623915.html