M0015836: Three examples of the modified version of the focus tube introduced by Sir Herbert Jackson

Previous title, replaced March 2022: Modified version of the focus tube introduced by Sir Herbert Jackson.

Previous title, replaced March 2022: Modified version of the focus tube introduced by Sir Herbert Jackson.

Previous title, replaced March 2022: Modified version of the focus tube introduced by Sir Herbert Jackson.

Photograph of three x-ray tubes with slightly curved cathodes, c.1897, originally part of the Tabor Collection. They were purchased at auction by the Wellcome Historical Medical Museum in 1928 and accessioned in 1956 (accession number R161/1956 (left), R159/1956 (middle) and R160/1956 (right)). They are not held by Wellcome Collection.

1957

1 photograph glass plate negative; 10.2 x 12.7 cm

Wellcome Collection holds the accession register which provides entries for the items: accession number R159/1956 and R160/1956, R161/1956

Copyright is held by Wellcome Collection

Catalogue data comes from a combination of entries in the original glass plate registers, metadata created when the glass plates were digitised in the early 2000s and enhancements made by the cataloguer in 2021.

Please consult the digitised version as this item is fragile. Email library@wellcomecollection.org to request access to the physical item.