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(1892-01-18) Letter from Löw, Immanuel to Simonsen, David

(1902-02-06) Letter from Löw, Immanuel to Simonsen, David

(1902-02-14) Letter from Löw, Immanuel to Simonsen, David

(1903-10-12) Letter to Löw, Immanuel from Simonsen, David

(1906-11-26) Letter from Löw, Immanuel to Simonsen, David

(1907-12-15) Letter from Löw, Immanuel to Simonsen, David

(1908-10-01) Letter to Löw, Immanuel from Simonsen, David

(1909-10-10) Letter from Löw, Immanuel to Simonsen, David

(1910-03-27) Letter from Löw, Immanuel to Simonsen, David

(1913-03-18) Letter from Löw, Immanuel to Simonsen, David

(1916-08-16) Letter from Löw, Immanuel to Simonsen, David

(1921-06-04) Letter to Löw, Immanuel from Simonsen, David

(1922-11-13) Letter to Löw, Immanuel from Simonsen, David

(1923-04-04) Letter to Löw, Immanuel from Simonsen, David
(1927-01-12) Letter to Löw, Immanuel from Simonsen, David
[192-?] Letter to Löw, Immanuel from Simonsen, David
[1907:1932] Letter from Löw, Immanuel to Simonsen, David

Letter from Komitee für das Chajes-Gedenkbuch to Simonsen, David