Frederick (Author is deceased, executor is unknown. Royalties to be held on account until the estate get in touch sf case 02097714 for contract 199530) Hertz
Albert M. (Author is deceased, executor is unknown. Royalties to be held on account untill the estate get in touch sf case 01978672 for contract 197007) Hyamson
H.R.G. (H R G Greaves is deceased, executor is unknown. Royalties to be held on account untill the estate get in touch sf case 01978672 for contract 197127.) Greaves
H.R.G. (H R G Greaves is deceased, executor is unknown. Royalties to be held on account untill the estate get in touch sf case 01978672 for contract 197127.) Greaves