 Among his many public lectures, Smythe gave several to the Royal Geographical Society, his first in 1931 titled "Explorations in Garhwal around Kamet" and his second in 1947 titled "An Expedition to the Lloyd George Mountains, North-East British Columbia".Smythe was a prodigious writer and produced many popular books.However his book "The Kangchenjunga Adventure" launched Smythe as a legitimate and respected author.