Sentence:  However , there are <WSD>photographs</WSD> of suspended drops of cyclohexanol phthalate ( viscosity 155 poises ) suspended in corn syrup of 71 poises in a paper by Mason and Bartok . 
Meaning of the word marked with <WSD> tags:  a representation of a person or scene in the form of a print or transparent slide; recorded by a camera on light-sensitive material