From the National Center for Missing and Exploited Children: Montgomery County Police Department in Maryland and the National Center for Missing & Exploited Children are asking for the public’s assistance regarding new information that is being released in connection with the 1975 disappearance of Sheila and Katherine Lyon. Law enforcement is seeking any information regarding a large white four door, possibly Chrysler New Yorker, early 1970’s model vehicle that is believed to have been involved in the disappearance of the sisters. The public is urged to call Montgomery County Police Department (Maryland) 1-301-279-8000 or The National Center for Missing & Exploited Children 1-800-843-5678 (THE-LOST) with information concerning the disappearance of Katherine and Sheila Lyon. Calls may be made anonymously.
Police say while they believe if the two girls were still alive alive today, they might look something like these age-adjusted photographs provided by the National Center for Missing and Exploited Children: