Eduard Karsen, 1891, RP-D-1982-43-KARSEN(ED.)-47
Eduard Karsen, 1896, RP-D-1982-43-KARSEN(ED.)-63
Eduard Karsen, 1892, RP-D-1982-43-KARSEN(ED.)-53
Eduard Karsen, in or before 1905, RP-D-1982-43-KARSEN(ED.)-DOC.2
Eduard Karsen, 1898, letter, RP-D-2017-525
Eduard Karsen, 1899, RP-D-2017-526
Eduard Karsen, 1896, RP-D-2017-524
Eduard Karsen, 1892, RP-D-1982-43-DOSS.VERLAINE-18
