ファイル:Paul Nadar - Henri Becquerel.jpg0falsefalse Becquerel died in 1908, so we can somewhat limit the range (1890-1910) that Gallica gives (unless we're talking publication date) English Henri Becquerel
ファイル:Paul Nadar - Henri Becquerel.pngorg/publicdomain/mark/1.0/PDMCreative Commons Public Domain Mark 1.0falsefalse Becquerel died in 1908, so we can somewhat limit the range (1890-1910) that Gallica