David W. Bishop: NGC4567-68_8460s_1_1_jpg
David W. Bishop: SN2020fqv_mark2
David W. Bishop: M61_snova_2640s-mod-lpc-cbg-csc-St V1 JPG napisy2
David W. Bishop: M61_crop
David W. Bishop: M61_II_6969_ JPG V1_res_opis