Browse Items (2 total) Tags: Trigonometry Browse All Browse by Tag Search Items Sort by: Title Creator Date Added 1880_11_28: Letter to Father Transcription of the letter from Charles St. John to his father, November 28, 1880 Tags: chapel, church, debate, Dr. B, Dr. Wiley, rain, Rev. Williams Robinson, speech, train, Trigonometry 1880_10_4: Letter to Father Transcription of letter from Charles St. John to his father, October 4, 1880 Tags: calculus, greek, John Stuart, Latin, Trigonometry Featured Item Foster, Charles S. Audio File