Hamburg, Kirchwerder

15..: New organ by unknown organbuilder.

1641: Reconstruction by Hinrich Speter

1677: Repairs by Arp Schnitger to  bellows and windchests. Changes to the specification.

1727-1729: Repairs by O.D. Richborn.

1734: Repairs by Reinerus Caspary

1752: Repairs by Johann Dietrich Busch.

1784-1786: Johann Paul Geycke moves the organ to the west of the church and constructs a new case
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1889: Repairs by Marcussen

1904: Alterations by Paul Rotherin in the old case of 1786.

1959: Reconstruction by Rudolf von Beckerath, several old ranks are still present.