20-150 or so
The 132 came with plastic or wood grips. Some of the plastic grips had Checkering, however I do not believe the wood grips ever had checkering.
The correct grips for a BHP Capitan with a serial starting in "73c" would typically be plastic grips. However, it's possible that wood grips may have been installed by a previous owner. It's best to verify with a trusted gunsmith or contact the manufacturer for confirmation.
standard .45 grips, the same ones on the G3.
yes urethane grips more than plastic plastic slides around
Wood
not all bunsen burners have plastic grips some have metal its probably just the make
Hair grips can be made with either plastic or metal. Some of them have plastic coating over the top of the metal.
You might want to try e-gunparts, if you're looking for original factory grips. Another answer: Try vintagegungrips.com for aftermarket grips. They list 103 grips for $31.00
for grips try: edssportshop.com
$75-$100
In 1977, Colt did not factory-install Pachmayr grips on their firearms. While Pachmayr grips were available as aftermarket options, Colt typically used their own grips or those of other manufacturers. Some Colt users may have chosen to equip their firearms with Pachmayr grips for improved handling, but it was not standard practice at that time.
The Police Positive came with black plastic rubber until 1927, then went to wood.