See the figure and history of J.L.E. Dreyer at Armargh Observatory History and Heritage archive.
Last Modification: February 8, 1998
![[dreyer.jpg]](../../Pics/History/dreyer.jpg)
![[SEDS]](../../Jco/seds1.jpg)
![[MAA]](../../Jco/maa.jpg)
![[Home]](../../Jco/messier.jpg)
![[M History Home]](../../Jco/m-hist.ico.jpg)
![[Indexes]](../../Jco/sheet.ico.jpg)