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20:06, 11 December 2019 (diff | hist) . . (-6)‎ . . m Technical tour EHArmstrong ‎ (→‎Royal Poinciana Hotel) (current)
19:37, 11 December 2019 (diff | hist) . . (+1,145)‎ . . Technical tour EHArmstrong ‎
19:06, 11 December 2019 (diff | hist) . . (+106)‎ . . N File:Edwin Armstrong wife and portable superhet radio.jpg ‎ (https://commons.wikimedia.org/wiki/File:Edwin_Armstrong_wife_and_portable_superhet_radio.jpg) (current)
18:41, 11 December 2019 (diff | hist) . . (+574)‎ . . Technical tour EHArmstrong ‎
18:13, 11 December 2019 (diff | hist) . . (+467)‎ . . Technical tour EHArmstrong ‎
17:44, 11 December 2019 (diff | hist) . . (+912)‎ . . Technical tour EHArmstrong ‎ (Tag: Visual edit)
16:40, 10 December 2019 (diff | hist) . . (+377)‎ . . Technical tour EHArmstrong ‎
16:38, 10 December 2019 (diff | hist) . . (+96)‎ . . N File:Original marconi shack.jpg ‎ (http://www.radiomarine.org/gallery/show?keyword=RP&panel=pab1_10 Copyright unknown) (current)
16:27, 10 December 2019 (diff | hist) . . (+133)‎ . . N File:Prototype Armstrong superheterodyne receiver 1920.jpg ‎ (Public Domain https://upload.wikimedia.org/wikipedia/commons/c/ce/Prototype_Armstrong_superheterodyne_receiver_1920.jpg) (current)
15:33, 10 December 2019 (diff | hist) . . (+149)‎ . . N File:Alpine Tower.jpg ‎ (This image is public domain Retrieved from: https://commons.wikimedia.org/wiki/File:Armstrong_FM_radio_station_W2XMN_Alpine_NJ_1940.jpg) (current)
15:19, 10 December 2019 (diff | hist) . . (0)‎ . . File:Empire State.jpg ‎ (Sthapa uploaded a new version of File:Empire State.jpg) (current)
15:17, 10 December 2019 (diff | hist) . . (+76)‎ . . N File:River House.jpg ‎ (Source: https://www.loc.gov/pictures/item/2018751216/resource/) (current)
15:09, 10 December 2019 (diff | hist) . . (+67)‎ . . N File:Empire State.jpg ‎ (Source: https://www.loc.gov/pictures/item/2014648260/)
15:01, 10 December 2019 (diff | hist) . . (+85)‎ . . N File:Aeolian Hall (1923).jpg ‎ (Source: https://commons.wikimedia.org/wiki/File:Aeolian_Hall_(1923).jpg) (current)
14:57, 10 December 2019 (diff | hist) . . (+1,134)‎ . . Technical tour EHArmstrong ‎
21:45, 9 December 2019 (diff | hist) . . (+123)‎ . . Technical tour EHArmstrong ‎ (Tag: Visual edit: Switched)
21:24, 9 December 2019 (diff | hist) . . (+76)‎ . . N File:Columbia PHall.jpg ‎ (Source: https://commons.wikimedia.org/wiki/File:Philohall.JPEG) (current)
20:47, 9 December 2019 (diff | hist) . . (+126)‎ . . N File:1032 Warburton Ave.jpg ‎ (E.H. Armstrong's 3rd Family Home Source: https://commons.wikimedia.org/wiki/File:EdwinHArmstrongHouse_c1975.jpg) (current)
20:31, 9 December 2019 (diff | hist) . . (+135)‎ . . N File:North Presbyterian Church, Ninth Avenue at 31st Street, New York City.jpg ‎ (Source: https://commons.wikimedia.org/wiki/File:North_Presbyterian_Church,_Ninth_Avenue_at_31st_Street,_New_York_City.jpg) (current)
15:34, 19 November 2019 (diff | hist) . . (+2,858)‎ . . N Edward F. Labuda ‎ (Created page with "Edward F. Labuda graduated from Jeannette, High School in 1955 as co-valedictorian, received a BS in Physics from Case Institute of Technology in 1959, a MS in Electrical Engi...")
16:54, 14 November 2019 (diff | hist) . . (+22)‎ . . m Helium-Neon Laser ‎ (Tag: Visual edit)
16:54, 14 November 2019 (diff | hist) . . (+60)‎ . . Helium-Neon Laser ‎ (Tag: Visual edit: Switched)
16:10, 14 November 2019 (diff | hist) . . (+17)‎ . . m Helium-Neon Laser ‎ (Tag: Visual edit)
15:52, 14 November 2019 (diff | hist) . . (+33)‎ . . m Helium-Neon Laser ‎ (Tag: Visual edit)
15:47, 14 November 2019 (diff | hist) . . (+22)‎ . . m Ali Javan ‎ (current) (Tag: Visual edit)
15:44, 14 November 2019 (diff | hist) . . (+101)‎ . . m Laser ‎ (Linked to Helium-Neon Laser page) (current) (Tag: Visual edit)
15:39, 14 November 2019 (diff | hist) . . (+70)‎ . . m Helium-Neon Laser ‎ (Tag: Visual edit)
15:36, 14 November 2019 (diff | hist) . . (+1,743)‎ . . N Helium-Neon Laser ‎