Printed in Great Britain & Published by Valentine,in their "Valesque" Series,the negative number 97700 dates from the 1920s,the fits in with the opening of the Hotel in 1924,the courses opened earlier.The card is in Near MINT unposted conditin is one of A Gleneagles Series, others of which are listed.
                                                                                         Ref 1213

Gleneagles Hotel from 17th Green.Ref 1213 C.1900