His name was William Kennedy Dickson, and he made “What the Butler Saw” on mutoscope; flickering images of women underdressing, what we might call softcore.

他的名字叫威廉·肯尼迪·迪克森 (William Kennedy Dickson)， 他用 mutoscope 制作了《管家所见》(What the Butler Saw)；女性内衣的闪烁图像， 我们可以称之为色情书刊。