These 8 men discovered more than 200 NGC objects.
Two observed from the southern hemisphere, James Dunlop and John Herschel.
Dunlop and d'Arrest had the smallest telescopes, a 9" reflector and an 11" refractor respectively.
Three were born in the 1700s, W and J Herschel and Dunlop.
Reference:
http://www.klima-luft.de/steinicke/ngcic/obs_e.htm