into valley engineering llc in 2001 headquarters rolla missouri united states products aircraft propellers owner valley engineering llc website www.culverprops.com culver props inc was an american manufacturer of wooden propellers for homebuilt and ultralight aircraft . in 2001 the company ceased production and was purchased by valley engineering llc . valley engineering turned the company into a brand of propellers . 1 2 culver props inc had its company headquarters in galeton pennsylvania . in 2001 the production equipment was moved to valley engineering and is now located in rolla missouri . 1 2 the company makes one piece wooden propellers carved from northern hard maple and birch . 1 2 see also edit list of aircraft propeller manufacturers references edit a b c purdy don aerocrafter homebuilt aircraft sourcebook page 83 . bai communications . isbn 0 9636409 4 1 a b c valley engineering llc n.d. . culver props introduction . retrieved 8 february 2012 . external links edit official website retrieved from https en.wikipedia.org w index.php title culver props & oldid 668366097 categories aircraft propeller manufacturersaerospace companies of the united states navigation menu personal tools not logged intalkcontributionscreate accountlog in namespaces article talk variants views read edit view history more search navigation main pagecontentsfeatured contentcurrent eventsrandom articledonate to wikipediawikipedia store interaction helpabout wikipediacommunity portalrecent changescontact page tools what links hererelated changesupload filespecial pagespermanent linkpage informationwikidata itemcite this page print export create a bookdownload as pdfprintable version languages add links this page was last modified on 23 june 2015 at 22 05 . text is available under the creative commons attribution sharealike license ; additional terms may apply . by using this site you agree to the terms of use and privacy policy . wikipedia is a registered trademark of the wikimedia foundation inc. a non profit organization . privacy policy about wikipedia disclaimers contact wikipedia developers cookie statement mobile view