ዝቅተኛ ቤተ ሰሜን Pupin አዳራሽ ቆሞአል, ይህም ውስጥ 1966 ጀምሮ ኮሎምቢያ ሳይንቲስቶች በዚያ ስላካሄዱት አቶሚክ ምርምር እውቅና ውስጥ ብሔራዊ ታሪካዊ የመሬት ምልክት ተመድቧል 1925.
To the north of Low Library stands Pupin Hall, which in 1966 was designated a national historic landmark in recognition of the atomic research undertaken there by Columbia's scientists beginning in 1925.