Sentence:  At the same time , the wallpaper strips themselves seem to be pushed into depth by the lines and patches of shading charcoaled upon them , and by their placing in relation to the block capitals ; and these <WSD>capitals</WSD> seem in turn to be pushed back by their placing , and by contrast with the corporeality of the woodgraining . 
Meaning of the word marked with <WSD> tags:  one of the large alphabetic characters used as the first letter in writing or printing proper names and sometimes for emphasis; capitals were kept in the upper half of the type case and so became known as upper-case letters"