X-ray Binary Luminosity Function Scaling Relations in Elliptical Galaxies: Evidence for Globular Cluster Seeding of Low-Mass X-ray Binaries in Galactic Fields

We thank the anonymous referee for their thoughtful and helpful comments on the paper. These comments led to notable improvements in the quality and presentation of this work. We gratefully acknowledge support from the National Aeronautics and Space Administration (NASA) Astrophysics Data Analysis Program(ADAP) grant NNX16AG06G (B.D.L., A.F., K.D., R.T.E.), Chandra X-ray Center grant GO7-18077X (B.D.L. and A.F.), and Space Telescope Science Institute grant HST-GO-14852.001-A (B.D.L. and A.F.). W.N.B. thanks NASA ADAP grant 80NSSC18K0878 and the V.M. Willaman Endowment. G.R.S. acknowledges support from NSERC Discovery Grant RGPIN2016-06569. We made use of the NASA/IPAC Extragalactic Database (NED), which is operated by the Jet Propulsion Laboratory, California Institute of Technology, under contract with the National Aeronautics and Space Administration. Our work includes observations made with the NASA Galaxy Evolution Explorer (GALEX ). GALEX is operated for NASA by the California Institute of Technology under NASA contract NAS5-98034. This publication makes use of data products from the Two Micron All Sky Survey (2MASS), which is a joint project of the University of Massachusetts and the Infrared Processing and Analysis Center/California Institute of Technology, funded by NASA and the National Science Foundation (NSF). This work is based on observations made with the Spitzer Space Telescope, obtained from the NASA/IPAC Infrared Science Archive, both of which are operated by the Jet Propulsion Laboratory, California Institute of Technology under a contract with NASA. We acknowledge the use of public data from the Swift data archive.