Group: I have some low frequency crystals in CR-37A/U holders manufactured in 1966-67, which bear the manufacturing code: CUR Can anyone identify who CUR is? George W5VPQ ________________________________________________________________ GET INTERNET ACCESS FROM JUNO! Juno offers FREE or PREMIUM Internet access for less! Join Juno today! For your FREE software, visit: http://dl.www.juno.com/get/web/.