Gilder Lehrman Teacher Symposium sweatshirt
Gilder Lehrman Teacher Symposium t-shirt
Teacher Symposium at Gettysburg College (hat)
Gilder Lehrman Teacher Symposium long-sleeve t-shirt
"Fight Historical Illiteracy" hoodie
"Fight Historical Illiteracy" t-shirt
Gilder Lehrman Teacher Symposium cap (corduroy)