Bouzouki manner of a Neapolitan mandolins so as to increase the strength of the body to withstand thicker steel strings. The type of the instrument used in Rembetika music was a three-stringed instrument, but in the 1950s a four-string variety by Manolis Chiotis was introduced. From a construction point of view, the bouzouki can have differences not only in the number of strings but also in other features, e.g. neck length, width, height, depth of the bowl or main body, the width of the staves (the wooden gores or slices of the bowl) etc. These differences are determined by the manufacturer,
Guqin strings This is good for those who lack the physical strength to pull and add tension to the strings when wrapping the ends to the goose feet. However, the tuning device looks rather unsightly and thus many qin players prefer the traditional manner of tuning; many also feel that the strings should be firmly wrapped to the goose feet in order that the sound may be "grounded" into the qin. Further, one cannot wrap silk strings around such tuning pins as they tend to break more easily at the wrapping end. Although the future of metal-nylon string manufacture is secure, the