Start from centre outwards. Engine 1st:
- drain oil, inspect condition. If there's petrol in it, need to rebuild carbs & petcock
- cam-chain tensioner
- valve clearance measurements. Probably within spec
- pull plugs and look inside.
USB borescope cameras are cheap nowadays.
I have dedicated Windows 7 laptop for camera. It's also old enough to have serial-port so I can connect to various ECUs to program them.