M0018957: Normal pulse tracing on Benjamin Ward Richardson's sphygmograph, 1885
- Date:
- December 1961-January 1962
- Reference:
- WT/D/1/20/1/168/68
Licence: Public Domain Mark
Credit: M0018957: Normal pulse tracing on Benjamin Ward Richardson's sphygmograph, 1885. Source: Wellcome Collection.
