David W. Bishop:
120524_NGC4424_SN2012cg_560mm_f7_30x300s_Zilch_marker
David W. Bishop:
120524_NGC4424_SN2012cg_560mm_f7_30x300s_Zilch_marker
David W. Bishop:
120527_M95_SN2012aw_560mm_f7_8x300s_ZILCH
David W. Bishop:
110923_M101+SN2011fe_7x300s_560mm_f7_Zilch
David W. Bishop:
110924_M51+SN2011dh_12x300s_560mm_f7_Zilch
David W. Bishop:
111001_M101_SN2011fe_7x300s_560mm_f7_Zilch