For instance, Deborah Lippmann's Happy Birthday polish is very popular, but there are many duplicates out there (one of the cheapest is Wet n' Wild's Party of Five Glitters, which can be found for as little as a dollar, if you know where to look).
In March it bought more than 8,500 photographs from the Gilman Paper Company Collection -- a part-gift, part-purchase arrangement -- that included many duplicate images of works the museum already owned.
Many duplicates beautifully convey the peculiar power of handwriting, threatened with extinction in the digitised age.
Indeed, today's release of the data was delayed as the safety agency sifted through the 2,226 complaints it had received to determine how many were duplicates of deaths previously reported to investigators.
The method is still in its relative infancy, but it has the potential to store tremendous amounts of data with incredible layers of redundancy, so that even if a portion is lost or damaged by cosmic rays, many more duplicates of the information will survive, for a very, very long time.
Nearly 400,000 hits appeared when I googled on "environmentalists sue Trump". Many were duplicates, of course, but it clearly is a great time to be an environmental lawyer.
For all its growth, however, the nonprofit sector is highly fragmented, with many organizations too small to accomplish much and many duplicating the works of other organizations.
Nevertheless, it's difficult to explain the lack of stilbene-producing genes in the majority of plant species and the conservation and retention of many duplicated STS genes in a restricted group of unrelated species.
A large-scale evolutionary study of subcellular localization of many duplicate gene pairs, using experimental data, has not been conducted in plants.
