[DOC] [TLE] History of Chewing Gum - Chewing Gum Facts [PAR] They experimented with spruce tree resin and made a sticky, rubbery material ... 
The name of John's factory was "Curtis Chewing Gum Factory". ... In 1869, 
Mexican General Antonio Lopez de Santa Anna told his idea of chicle to Thomas 
Adams. ... In the 1870s, Adams & Sons sold "Sour Orange" flavored gum as an 
after... [DOC] [TLE] Chewing Gum Timeline - Chewing Gum Facts [PAR] The most common type of ancient chewing gum were tree resin lumps, ... North 
American Indians chewed the sap from spruce trees. In 1848, the first commercial 
chewing gum was made and sold by John ... In 1869, Mexican General Antonio 
Lopez de Santa Anna told his idea of chicle (for chewing gum) to Thomas Adams. [DOC] [TLE] Chewing Gum History - Invention of Chewing Gum [PAR] Feb 2, 2007 ... Chewing Gum by Thomas Adams in 1870. ... Like many of his countrymen, Santa 
Anna chewed chicle. ... 1848 John Curtis made and sold the first commercial 
chewing gum called Maine ... issued December 28 to William Finley Semple for 
rubber based chewing gum .... Reference Sources in BOLD Type. [DOC] [TLE] Biography of Thomas Adams -- The Man Who Put the Chicle in ... [PAR] In 1870, Thomas Adams, a photographer, glassmaker and inventor, was 
discussing ... Santa Anna had a plan to sell Mexican chicle, made from the sap of 
the ... In 1848, John Curtis sold the first commercial chewing gum made from 
spruce sap... [DOC] [TLE] Chicle: The history of chewing gum - Loco Gringo [PAR] Mar 26, 2007 ... A New Englander by the name of John Curtis capitalized on the popularity of 
chewing resin and in 1848 invented the first commercial spruce tree gum called 
the ... The inventor of chicle-based chewing gum was Thomas Adams. .... Much of 
the chiclero work force, particularly in Mexico, was made up of a... [DOC] [TLE] Chewing gum - Wikipedia [PAR] Chewing gum is a soft, cohesive substance designed to be chewed without being 
swallowed. Humans have used chewing gum in some form for at least 100,000 
years. Modern chewing gum today is made from butadiene-based synthetic 
rubber. ... Around 1850 a gum made from paraffin wax was developed and soon
... [DOC] [TLE] Invention and Discovery List - CLK Home [PAR] Adrenaline: (isolation of) John Jacob Abel, U.S., 1897. 2 ... Calculating machine: (
logarithms: made multiplying easier and thus calculators practical) John ... 
Chewing gum: (spruce-based) John Curtis, U.S., 1848; (chicle-based) Thomas 
Adams, U.S., .... Printing: (block) Japan, c.700; (movable type) Korea, c.1400; 
Johann... [DOC] [TLE] A Guide to Inventions and Discoveries: From Adrenaline to the Zipper [PAR] 500 B.C.; Lucretius, Rome c.100 B.C.; (modern) John Dalton, England, 1808. ... (
logarithms: made multiplying easier and thus calculators practical) John ... gum: (
spruce-based) John Curtis, U.S., 1848; (chicle-based) Thomas Adams, U.S., 
1870. ..... c.700; (movable type) Korea, c.1400, Johann Gutenberg, Germany, c.
1450;... [DOC] [TLE] Light: Answers to all your questions - The Light App [PAR] The American Indians chewed resin made from the sap of spruce trees The New 
... By the 1960s, chicle was replaced by butadiene-based synthetic rubber ... The 
first commercial chewing gum was made and sold in 1848. by John Bacon Curtis. 
... Anna introduces chicle to Thomas Adams 1870 Adams and his sons opened... [DOC] [TLE] Who Invented Chewing Gum? @ Super Beefy [PAR] Aug 14, 2007 ... Made from wads of resin the Indians found stuck to the bark of spruce trees ... out 
in 1848 by a Bangor, Maine entrepreneur named John Curtis. ... Indians chewing 
a chicle-based Gum made from the hardened sap of the ... So in 1839, he 
brought some sapodilla sap to the American inventor Thomas Adams. [DOC] [TLE] vulcanised photos on Flickr |

Question: John Curtis made a spruce-based type in 1848; Thomas Adams made a chicle-based type around 1870
Answer: Chewing gum