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Iron Workshttps://siaoliverevans.org/wp-content/uploads/2020/02/continuing-legacy_froio.pngContinuing-Legacy_Froio2020-02-10T01:29:19+00:00monthlyhttps://siaoliverevans.org/2020/02/06/the-hidden-city-archaeology-of-philadelphia/2020-02-06T03:53:31+00:00monthlyhttps://siaoliverevans.org/2020/01/30/workshop-of-the-world/2020-01-30T01:06:44+00:00monthlyhttps://siaoliverevans.org/2020/01/29/underground-philadelphia/2020-01-29T05:18:49+00:00monthlyhttps://siaoliverevans.org/2020/01/04/registration-for-chapter-35th-annual-dinner/2020-01-04T17:43:25+00:00monthlyhttps://siaoliverevans.org/2019/12/29/geography-geology-and-genius-how-coal-and-canals-ignited-the-american-industrial-revolution/https://siaoliverevans.org/wp-content/uploads/2019/12/lehighweighlock.jpgLehighWeighlock2019-12-29T17:39:05+00:00monthlyhttps://siaoliverevans.org/2019/12/02/delaware-valley-shipyards-and-their-contribution-during-war/https://siaoliverevans.org/wp-content/uploads/2019/11/ssohio.jpgSSOhioThe Ship That Saved Malta, Sun Ship Built SS Ohio, Chris Mayger 1973 2019-12-02T04:35:28+00:00monthlyhttps://siaoliverevans.org/2019/11/20/30th-annual-wright-stuff-film-fest/https://siaoliverevans.org/wp-content/uploads/2019/11/lukens-steel-1.jpegLukens SteelLukens Steel Co., Coatesville, Pa. Card postmarked August 1947.https://siaoliverevans.org/wp-content/uploads/2019/11/lukens-steel.jpegLukens Steel2019-11-20T17:58:51+00:00monthlyhttps://siaoliverevans.org/2019/11/11/industrious-light-baldwin-locomotive-mural/https://siaoliverevans.org/wp-content/uploads/2019/11/philadelphia_and_its_environs_and_the_railroad_scenery_of_pennsylvania_1875_14572150369.jpgPhiladelphia_and_its_environs,_and_the_railroad_scenery_of_Pennsylvania_(1875)_(14572150369)J.B. Lippincott publication, 18752019-11-11T20:44:39+00:00monthlyhttps://siaoliverevans.org/2019/10/16/date-for-american-keg-tour/2019-10-16T04:27:22+00:00monthlyhttps://siaoliverevans.org/2019/10/16/american-keg-company-tour/https://siaoliverevans.org/wp-content/uploads/2019/10/amkeg.jpgAmKeg2019-10-16T03:11:15+00:00monthlyhttps://siaoliverevans.org/2019/10/02/the-path-of-the-first-railway/2019-10-02T19:38:47+00:00monthlyhttps://siaoliverevans.org/2019/10/01/explore-phillys-hidden-past/https://siaoliverevans.org/wp-content/uploads/2019/10/pafgroup1-1024x684.jpgPAFgroup1-1024x6842019-10-01T16:04:06+00:00monthlyhttps://siaoliverevans.org/2019/09/30/the-art-deco-interiors-of-the-1928-swedish-america-liner-ms-kungsholm/https://siaoliverevans.org/wp-content/uploads/2019/09/ms_kungsholm.jpgMS_KungsholmSwedish American Line's KUNGSHOLM sailing from New York, assisted by Moran tugs, Braun Brothers Collection, SSHSA Archives.2019-09-30T22:41:20+00:00monthlyhttps://siaoliverevans.org/2019/09/28/rust-belt-takeover-of-philadelphia/https://siaoliverevans.org/wp-content/uploads/2019/09/tustbelt.jpegtustbelt2019-09-28T04:24:10+00:00monthlyhttps://siaoliverevans.org/2019/09/18/what-saving-the-newkirk-monument-taught-us-and-what-we-still-dont-know/https://siaoliverevans.org/wp-content/uploads/2019/09/2019-09-21-newkirk-monument-prrths.jpg2019-09-21 Newkirk Monument PRRTHS2019-09-18T23:12:25+00:00monthlyhttps://siaoliverevans.org/2019/09/16/underground-philadelphia-from-caves-and-canals-to-tunnels-and-transit-4/2019-09-16T03:05:30+00:00monthlyhttps://siaoliverevans.org/2019/09/09/mills-of-the-delaware-valley/https://siaoliverevans.org/wp-content/uploads/2019/09/mill-stones-dan-campbell.jpgMill stones (Dan Campbell)https://siaoliverevans.org/wp-content/uploads/2019/09/locksley-mill-creek-road-thornbury-twp-dan-campbell.jpgLocksley Mill Creek Road, Thornbury Twp (Dan Campbell)Locksley Mill Creek Road, Thornbury Twp2019-09-09T13:53:53+00:00monthlyhttps://siaoliverevans.org/2019/09/07/underground-philadelphia-from-caves-and-canals-to-tunnels-and-transit-3/https://siaoliverevans.org/wp-content/uploads/2019/09/undergroundbook.pngUndergroundBook2019-09-07T23:56:04+00:00monthlyhttps://siaoliverevans.org/2019/06/28/how-it-works-the-morris-canal/https://siaoliverevans.org/wp-content/uploads/2019/06/morris-canal.jpgMorris Canal2019-06-28T04:42:19+00:00monthlyhttps://siaoliverevans.org/2019/06/19/mill-creek-to-sewer/https://siaoliverevans.org/wp-content/uploads/2019/06/1280px-mill_creek_west_philadelphia_1883.jpg1280px-Mill_Creek_West_Philadelphia_1883Mill Creek Sewer, ca. 1883, at 47th Street and Haverford Avenue in West Philadelphia. The effort to encapsulate and bury Mill Creek in a 21-foot (6.4 m) sewer pipe ran from 1869 to 1894. 2019-06-19T15:46:33+00:00monthlyhttps://siaoliverevans.org/2019/06/06/oliver-evans-program-annual-meeting-picnic/https://siaoliverevans.org/wp-content/uploads/2019/06/steam-4014_mr.jpgsteam-4014_mr2019-06-06T00:50:28+00:00monthlyhttps://siaoliverevans.org/2019/05/29/115-ton-corliss-steam-engine-comes-alive/https://siaoliverevans.org/wp-content/uploads/2019/05/corliss.jpgCorliss2019-05-29T20:00:14+00:00monthlyhttps://siaoliverevans.org/2019/05/08/tour-of-independent-record-pressing-co/https://siaoliverevans.org/wp-content/uploads/2019/05/03-independent-record-pressing-2016-billboard-1240.jpg03-independent-record-pressing-2016-billboard-12402019-05-08T03:47:23+00:00monthlyhttps://siaoliverevans.org/2019/04/29/you-are-invited/https://siaoliverevans.org/wp-content/uploads/2019/04/manayunk-canal.jpgManayunk Canal2019-04-29T02:23:03+00:00monthlyhttps://siaoliverevans.org/2019/03/27/underground-philadelphia-from-caves-and-canals-to-tunnels-and-transit-2/https://siaoliverevans.org/wp-content/uploads/2019/03/undergroundbook.pngUndergroundBook2019-03-27T23:57:54+00:00monthlyhttps://siaoliverevans.org/2019/03/07/200-years-of-water-the-manayunk-canal-1819-2019/https://siaoliverevans.org/wp-content/uploads/2019/03/canalimage.jpegcanalimage2019-03-07T01:51:33+00:00monthlyhttps://siaoliverevans.org/2019/02/22/the-pennsylvania-railroad-in-the-lower-schuylkill-valley/https://siaoliverevans.org/wp-content/uploads/2019/02/phoenixville-station-and-tower-overlooking-the-iron-and-steel-complex-ca.-1910.jpgPhoenixville station and tower overlooking the iron and steel complex ca. 1910Phoenixville station and tower overlooking the iron and steel works.2019-02-26T20:18:27+00:00monthlyhttps://siaoliverevans.org/2019/02/15/steel-mill-narrow-gauge-railroads/2019-02-15T20:22:20+00:00monthlyhttps://siaoliverevans.org/2019/02/06/underground-philadelphia-from-caves-and-canals-to-tunnels-and-transit/https://siaoliverevans.org/wp-content/uploads/2019/02/undergroundbook.pngUndergroundBook2019-02-06T03:05:27+00:00monthlyhttps://siaoliverevans.org/2019/02/02/from-stream-to-sewer-a-history-of-philadelphias-landscape/2019-02-02T18:45:03+00:00monthlyhttps://siaoliverevans.org/2019/01/29/annual-dinner-date/2019-01-29T21:53:32+00:00monthlyhttps://siaoliverevans.org/2019/01/29/dinner-deadline-extended/2019-01-29T14:21:08+00:00monthlyhttps://siaoliverevans.org/2019/01/04/correction-on-annual-dinner/2019-01-04T23:04:33+00:00monthlyhttps://siaoliverevans.org/2019/01/03/oliver-evans-chapter-sia-34th-annual-dinner/https://siaoliverevans.org/wp-content/uploads/2019/01/Airmail.gifAirmail2019-01-03T03:02:48+00:00monthlyhttps://siaoliverevans.org/2018/12/29/diffusing-knowledge-to-workers-the-heroic-mechanics-institute-movement/2018-12-29T23:59:42+00:00monthlyhttps://siaoliverevans.org/2018/11/28/reminder-oliver-evans-chapter-event/2018-11-28T21:06:13+00:00monthlyhttps://siaoliverevans.org/2018/11/22/how-it-works-iron-vs-steel/https://siaoliverevans.org/wp-content/uploads/2018/11/ironsteel.jpgironsteel2018-11-22T04:18:54+00:00monthlyhttps://siaoliverevans.org/2018/11/19/i-95-girard-avenue-archaeology-lab/2018-11-19T03:22:09+00:00monthlyhttps://siaoliverevans.org/2018/11/08/william-raus-philadelphia/https://siaoliverevans.org/wp-content/uploads/2018/11/2018-12-05-wm-rau-race-st-at-delaware-ave-loc-39906v.jpg2018-12- 05 Wm Rau Race St at Delaware Ave LOC 39906vRau photo, Race Street at Delaware Avenue2018-11-08T01:59:34+00:00monthlyhttps://siaoliverevans.org/2018/10/30/poth-brewery-brewerytown/https://siaoliverevans.org/wp-content/uploads/2018/10/pothbrewery.jpgPothBrewery2018-10-30T02:58:06+00:00monthlyhttps://siaoliverevans.org/2018/10/28/philadelphia-and-the-great-war/https://siaoliverevans.org/wp-content/uploads/2018/10/armistice.jpgArmistice2018-10-28T01:38:42+00:00monthlyhttps://siaoliverevans.org/2018/10/24/fetters-mill-along-the-pennypack-creek/https://siaoliverevans.org/wp-content/uploads/2018/10/fettersmill.jpgFettersMill2018-10-24T21:27:25+00:00monthlyhttps://siaoliverevans.org/2018/10/13/the-art-of-the-brooklyn-bridge/https://siaoliverevans.org/wp-content/uploads/2018/10/art-of-the-brooklyn-bridge-richard-haw.pngArt-of-the-Brooklyn-Bridge-Richard-Haw2018-10-13T02:00:47+00:00monthlyhttps://siaoliverevans.org/2018/10/05/the-reading-railroad/https://siaoliverevans.org/wp-content/uploads/2018/10/readingrr.jpgReadingRR2018-10-05T01:55:28+00:00monthlyhttps://siaoliverevans.org/2018/10/03/walking-tour-of-schuylkill-navigation-history/2018-10-03T15:05:18+00:00monthlyhttps://siaoliverevans.org/2018/10/01/1697-pennypack-creek-bridge-rehabilitation/https://siaoliverevans.org/wp-content/uploads/2018/10/1697bridge.png1697Bridge2018-10-01T02:13:23+00:00monthlyhttps://siaoliverevans.org/2018/09/29/chapter-program-annual-meeting-picnic/https://siaoliverevans.org/wp-content/uploads/2018/09/waterworks-with-canal.jpgWaterworks with Canal2018-09-29T01:59:58+00:00monthlyhttps://siaoliverevans.org/2018/09/24/the-roebling-legacy/https://siaoliverevans.org/wp-content/uploads/2018/09/roeblinglegacy.jpgRoeblingLegacy2018-09-24T22:49:43+00:00monthlyhttps://siaoliverevans.org/2018/09/18/the-great-dorset-steam-fair/https://siaoliverevans.org/wp-content/uploads/2018/09/dorsetsteam.jpgDorsetSteamhttps://siaoliverevans.org/wp-content/uploads/2018/09/steam-engine.jpgSteam Engine2018-09-18T02:52:41+00:00monthlyhttps://siaoliverevans.org/2018/08/28/meet-the-expert-slate-splitting/https://siaoliverevans.org/wp-content/uploads/2018/08/slate-300x180.jpgslate-300x1802018-08-28T15:30:17+00:00monthlyhttps://siaoliverevans.org/2018/08/12/capturing-joves-autograph-late-nineteenth-century-lightning-photography-and-electrical-agency/https://siaoliverevans.org/wp-content/uploads/2018/08/jovesimagefig7.jpgJovesImageFig7https://siaoliverevans.org/wp-content/uploads/2018/08/jovesimagefig6.jpgJovesImageFig6https://siaoliverevans.org/wp-content/uploads/2018/08/jovesimagefig5.jpgJovesImageFig5https://siaoliverevans.org/wp-content/uploads/2018/08/jovesimagefig4.jpgJovesImageFig4Steak of lightning. "Daguerreotype of a Streak of Lightning taken June 18th 1847 at 9 o'clock P.M. By T.M. Easterly St. Louis Mo." Cabinet card photograph of daguerreotype by Cramer, Gross and Co., after Easterly, 1874-78. Easterly Collection. Missouri Historical Society Photographs and Prints Collection. NS 17691. Scan © 2007, Missouri Historical Society.https://siaoliverevans.org/wp-content/uploads/2018/08/jovesimagefig3.jpgJovesImageFig3https://siaoliverevans.org/wp-content/uploads/2018/08/jovesimagefig2.jpgJovesImageFig2https://siaoliverevans.org/wp-content/uploads/2018/08/igoe_1-jennings-lightning-photograph-1885.jpgIgoe_1-Jennings-Lightning-Photograph-1885Fig. 1 William N. Jennings, Lightning Photograph, 1885. Glass lantern slide. The Franklin Institute, Philadelphia. 2018-08-12T16:17:08+00:00monthlyhttps://siaoliverevans.org/2018/08/06/hot-off-the-press-printing-and-papermaking/https://siaoliverevans.org/wp-content/uploads/2018/08/hotoffthepresspromo-300x200.pngHotOffthePressPromo-300x2002018-08-06T01:46:51+00:00monthlyhttps://siaoliverevans.org/2018/07/25/new-source-of-railroad-photos/https://siaoliverevans.org/wp-content/uploads/2018/07/media-high-bridge2.jpgMedia High 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