Unobtainable
131Call-progress tone — In telephony, call progress tones are audible tones sent from the PSTN or a PBX to calling parties to indicate the status of phone calls. Equipment such as fax machines and modems are designed to recognise dial tones and busy tones.The ITU T… …
132Sadhu Sundar Singh — Infobox clergy name = Sadhu Sundar Singh image size = 200px caption = birth date = birth date|1889|09|03 birth place = Patiala, India death date = unknown death place = unknown church = other names = education = Anglican College, Lahore ordained …
