The Mark III interferometer was used to resolve a number of spectroscopic binary systems, including Alpha Andromedae, Phi Cygni, and many others.
Alpha Phi Alpha | Omega Psi Phi | Phi Kappa Phi | Phi Mu Alpha Sinfonia | Phi Kappa Psi | Phi Delta Theta | Phi Kappa Theta | Alpha Delta Phi | Phi Beta Sigma | Sigma Phi Epsilon | Phi Theta Kappa | Phi Sigma Kappa | Phi Life Cypher | Phi Beta Kappa Society | Phi Sigma Epsilon | Phi Gamma Delta | Phi Delta Phi | Phi Alpha Theta | Alpha Phi Omega | Alpha Phi | Psy-Phi | Pi Kappa Phi | Phi Phi Islands | Phi Pan Nam Range | Phi Kappa Tau | Phi Kappa Sigma | Phi Alpha Delta | phi | Lambda Phi Epsilon | Gamma Phi Beta |