In this task, we ask you to elaborate the sentence without changing its general meaning. You can do so by explaining further the input sentence, using more precise wording, adding qualifiers and auxiliary information etc.

By 1955 , the " ISCC-NBS Dictionary of Color Names " listed dozens of different shades of lavender .
By 1955 , the publication of the ISCC-NBS Dictionary of Color Names ( a color dictionary used by stamp collectors to identify the colors of stamps ) , now on the Internet , listed dozens of different shades of lavender .