New details released on vehicle possibly involved in Lyon sisters disappearance

MONTGOMERY CO. (WSLS 10) - The Montgomery County Police Department in Maryland and the National Center for Missing & Exploited Children are asking for the public's help regarding new information released in connection to the 1975 disappearance of Sheila and Katherine Lyon. 

Law enforcement says they're 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) at 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. 

Report: Search warrants in 1975 cold case of missing Lyon sisters unsealed

Calls may be made anonymously.

As we've reported, the Bedford County Sheriff's Office says a late 1960 or 1970's model station wagon has also been associated with the investigation into the abduction of the Lyon sisters. 

Investigators want anyone who has information about a vehicle matching that description to come forward. Deputies say this vehicle was last seen in Bedford County just after the sister abduction and could be hidden or removed from a barn or shed. 

Investigators with the Sheriff's Office have been working together with the Montgomery County, Maryland Police Department in this case.