Guitar, unique personal model of the instrument-maker Fotis Avgeris, with a string length of 626 mm. It has 6 mechanical keys with ellipsoidal heads and an equal number of single strings (3 plastic and 3 metal wound strings). The instrument has: a bone bridge, a fingerboard with 23 frets, 9 inlaid finger placement guides made of shell, simple plastic and wooden bindings, a round sound hole decorated on its perimeter with wood lining (three different types) and a fixed wooden saddle with wedges and a piece of bone where the strings rest. In the lower part of the top of its body, there is a wooden perforated structure, in the centre of which a lyra is formed. The "rims" of the body protrude from the top. A printed label is visible inside the body, reading: “Φ. ΑΥΓΕΡΗ / ΟΔΟΣ ΛΥΚΟΥΡΓΟΥ ΑΡΙΘ. 10 / ΕΝ ΑΘΗΝΑΙΣ”, and on an additional piece of paper: “1927”.