The last page in his book, Topsys & Turvys contains the phrase THE END, which, when inverted, reads PUZZLE. Although more well known for his children's books and illustrations for Mark Twain and Lewis Carroll, he published two books of invertible illustrations, in which the picture turns into a different image entirely when turned upside down. The earliest known non-natural ambigram dates to 1893 by artist Peter Newell.
Some earlier ambigrams are known, but each of the artists created those ambigrams created only one or a few. Langdon and Kim are probably the two artists who have been most responsible for their popularization, but other artists, notably Robert Petrick, who designed the Angel logo, claim to be independent inventors. According to John Langdon, ambigrams were independently invented by himself and by Scott Kim in the 1970s. 1.1 Milestones in the history of ambigramsĪmbigrams have been independently invented by a number of artists.Read more TaaS stocks By Best stocks to buy now November 25, 2021Ī TaaS (Transportation as a Service) stock is a security representing ownership of a fraction of a corporation. NXNN stock has worried investors recently as the company has been on the verge of bankruptcy. Read more NXNN stock By Best stocks to buy now November 25, 2021 Read more Stocks under $1 By Best stocks to buy now November 25, 2021ĭiscover which are the eight Robinhood best stocks under 1 dollar to add to your portfolio straight away. Penny stocks have immense potential and historically have provided greater returns than higher-priced. Read more Stocks under $2 By Best stocks to buy now November 25, 2021 Read more L'Oreal stock By Best stocks to buy now November 28, 2021Īnalysts have reiterated their BUY rating on L’Oreal S.A. Stock Market News Buy Airbnb stock By Best stocks to buy now November 30, 2021Īirbnb is one of the most successful startups of the last decade.
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