Map holder

Claim 1

AN INDICATOR DEVICE COMPRISING A FLAT TRANSPARENT PLASTIC CASE MEMBER, A CARD REMOVABLY RECEIVED IN SAID CASE MEMBER, SAID CARD HAVING A MAP ON ONE SIDE THEREOF, VISIBLE THROUGH SAID CASE, SAID MAP INCLUDING PLACE NAMES THEREON, SAID CARD FURTHER INCLUDING A TABULATION OF INFORMATION PERTAINING TO SAID PLACE NAMES ON ITS OTHER SIDE, ALSO VISIBLE THROUGH SAID CASE, A PAIR OF SLIDE MEMBERS MOVABLE ALONG OPPOSITE EDGES OF SAID CASE, A PAIR OF INDICATOR BARS MOVABLE OVER THE OUTER SURFACES OF SAID CASE MEMBER AND JOINED AT THEIR OPPOSITE ENDS TO SAID SLIDE MEMBERS, AND A PAIR OF ALIGNED ACCESS OPENINGS IN THE SIDES OF THE CASE MEMBER ADJACENT AN OPEN EDGE TO FACILITATE INSERTION AND REMOVAL OF THE CARD FROM THE CASE, SAID INDICATOR BARS BEING SO LOCATED WITH RESPECT TO EACH OTHER AND TO SAID CARD THAT WHEN THE BAR OVERLYING THE MAP IS ADJACENT A PARTICULAR PLACE NAME, THEN THE BAR OVERLYING THE TABULATION IS ADJACENT THE INFORMATION PERTAINING TO SAID PARTICULAR PLACE NAME.