Final answer:
The first Pi Kappa Phi fraternity directory was compiled by founder Lawrence Harry Mixson and published in 1911.
Step-by-step explanation:
The first Pi Kappa Phi fraternity directory was compiled by founder Lawrence Harry Mixson and was first published in 1911. Pi Kappa Phi was established in 1904 at the College of Charleston and has a long history of fostering brotherhood among its members. Its noteworthy compilation of members' information allowed the fraternity to maintain close ties and communication among its nationwide members.