$60-$90, depending on condition. These were low cost handguns of indifferent quality.
Around $300.
50-500 usd
100-400 USD
about 1920
Colt woodsman 22, about $500.
50-400
100-450 USD
50-180 or so
about 1920 the value would depend of overall condition of pistol.
Schwarzlose pistol
No, it is a semi-automatic.
As far as I know Hyde only made one pistol (Hyde Pistol) but it was Semi-automatic not automatic. It was made around 1959. In order to get an estimate of value you must state the current condition of the pistol from Excellent to Poor and is it still working?