You can see that the frog is made out of ebony. GUEST: Mm-hmm-- oh, yeah. APPRAISER: And it's mounted in sterling silver. And the bow would have been made around the same time as the violin ...

The average violin bow weighs around 60 grams ... It should never feel tip-heavy or too weighted at the frog. Now this one should be an absolute minimum but especially in the lower budget choices ...

The bow is distinguishable from the violin's bow by the 'frog'. This is the area where the bow is held; on the violin's the frog is at a 90 degree angle, whereas on the viola's, it is characterised by ...