This is Throwback Thursday #105.  In these, we look back into the past at ESCONI specifically and Earth Science in general.  If you have any contributions, (science, pictures, stories, etc …), please send them to esconi.info@gmail.com.  Thanks!

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25 Years Ago – April 1997

• The topic for the General Meeting was “Archaeology in Chicago”.  The speaker was Les Marszalek, who was a member of the Chicago Archaeology Society.
• There was a field trip to St. Paul, IN to collect Silurian fossils.
• Paleontologist Robert Bakker was the speaker at a special evening at Harper College in Palatine, IL.
• Opals were the subject of one of the articles in the newsletter.
• The Gem, Mineral, and Fossil Show report lauded the success of the show.

50 Years Ago – April 1972

• The ESCONI Juniors were recognized by the annual Junior Festival.  At that time, there were five junior meetings each month!
• A field trip to the Field Museum was held on April 1st.  
• There was a tribute to Jay Farr, a founding member and the second president of ESCONI, who passed away on March 5th, 1972.
• The micro-mount of the month was Tourmaline.
• The Paleontology Study Group was discussing the Paleontology of England.
• The subject of the Mineralogy Study Group was “Identification of Minerals By Chemical Tests”.

70 Years Ago – April 1952

• Chairman Bill Allaway wrote an article called “What is Earth Science?” for the newsletter.
• The General Meeting was a Kodachrome slide talk by Dr. William Powers of Northwestern University on the Eskimos of Greenland.
• Someone left a black and grey silk scarf at the General Meeting… let us know if it’s yours.
• From the Farm Journal April 1952 – 800 year old corn was found by researchers from the University of Illinois while excavating the ancient Hopewell Indian village on the Harry Ansell farm.