Pomology Charles were prominent in Pomology and Horticulture, producing "The Fruits and Fruit Trees of America" (1845). The introduction of new varieties required exact depiction of the fruit so that plant breeders could accurately document and disseminate their research results. Since the use of scientific photography was not widespread in the late 19th Century, USDA commissioned artists to create watercolor illustrations of newly introduced cultivars. Many of the watercolors were used for lithographic reproductions in USDA publications, such as the "Report of the Pomologist" and the "Yearbook of Agriculture". Today, the collection of approximately 7,700 watercolors is preserved in the National
What Is Love in "Just Dance 2017". In 2009, German DJ Klaas remixed the song under the title "Klaas meets Haddaway – What Is Love 2K9". This remix charted in several European countries. In 2016, Belgian DJ Lost Frequencies released a cover titled "What Is Love 2016", as a single from his debut album "Less Is More". It was actually already produced back in 2014 as a remix for Jaymes Young's cover version of "What is Love". This version was remade for the album and became a hit on a number of European singles charts and topped the Belgian Ultratop Official Singles Chart.