# Research behind the timeline

The forty supplied photographs serve as research evidence. They are retained in the repository and excluded from the published assets.

[Use the redesigned timeline](/en/timeline/)

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Page: https://history.truechristian.church/en/sources/church-history/

[Contribute a correction or addition](https://github.com/trueChristian/history.truechristian.church/issues/new?title=Correction%3A+Research+behind+the+timeline&body=%23%23+Page+or+topic%0AResearch+behind+the+timeline%0A%0APage%3A+https%3A%2F%2Fhistory.truechristian.church%2Fen%2Fsources%2Fchurch-history%2F%0A%0A%23%23+Correction+or+addition%0A%0A%0A%0A%23%23+Sources+and+evidence%0APlease+include+book%2Fpage+references%2C+archive+links%2C+or+first-hand+documentation.%0A%0A%0A%0A%23%23+Image+credit+%28if+applicable%29%0ACreator%2C+source%2C+and+permission+or+public-domain+basis.%0A%0A%0A%0ASubmitted+for+review%3B+this+issue+does+not+publish+changes+automatically.)