Siddoway, geologist and Antarctic explorer, is 2018 MHS Alumni Hall of Fame inductee Tue, 09/18/2018 - 17:30 mheditor by Beth KraftFull content is available to subscribers only. If you are a current online subscriber, please login for full access. If you would like to purchase an online subscription, please click here. Read more about Siddoway, geologist and Antarctic explorer, is 2018 MHS Alumni Hall of Fame inductee