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David W. Bishop: SN 2011dn in UGC11501
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David W. Bishop: PSN J18121900+2131150 in PGC1651633
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David W. Bishop: SN 2011ff in UGC12179
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David W. Bishop: UGC11501 + SN 2011dn
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David W. Bishop: NGC7485 con psn
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David W. Bishop: pre-discovery SN 2011hk in NGC881
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David W. Bishop: PSN_UGC00005
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David W. Bishop: LBV in NGC4559
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David W. Bishop: PSN IC1339
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David W. Bishop: confirmation image PSN in IC1339
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David W. Bishop: PSN in UGC10602
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David W. Bishop: PSN in NGC5618
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David W. Bishop: LBV in NGC4559
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David W. Bishop: pre-discovery image SN 2019yvr in NGC4666
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David W. Bishop: LBV_Outburst_NGC4559
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David W. Bishop: LBV in NGC4559 outburst
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David W. Bishop: NGC4559