I guess this is a pretty notable pair of open clusters. M35 is a close, intermediate age cluster while NGC 2158 is an old and distant cluster. Full size image is here:
http://jthommes.com/Astro/M35.htm
(be sure to click on the image for full size)
http://jthommes.com/Astro/M35.htm
(be sure to click on the image for full size)
Jim Thommes
Mak-Newt 152 mm
C8
Megrez II APO
Zenithstar 66 mm APO
G11/Gemini
ST8300M
Artemis285 Camera
Canon 350D DSLR
http://jthommes.com/Astro/