Six 6-string flat-top guitars, two 12-string guitars, one arch-top guitar, one nylon-strung guitar, one resonator-guitar, two electric guitars, one half-size travel guitar, two 5-string banjos, one tenor banjo, one mandolin, one banjo-mandolin, three hammer dulcimers, one Autoharp, one bowed psaltry, two bodhrans and a few percussion thingies.   

Please note the absence of anything having bellows or a spit valve.