2. 4. 20189 553 zhlédnutíThe focus ring was very stiff in my nice old lens, Minolta MC Rokkor-PF 58mm 1:1.4.I use some Isopropylalcohol 99% to clean the focus helicoid's, and then re...
Před 11 měsíci277 tis. zhlédnutíI buy a 1950's Jim dandy mini tractor with attachments. #Tractor, #Work,Subscribe: https://www.youtube.com/channel/UCnoEKvDdh9Aerblg1Pf3v8Q?sub_confirmation...
25. 8. 20121 051 zhlédnutíSome recordings from the first stage of the first round of fights in IYPT 2012.Problem 2 - Cutting the AirReporter: BelarusOpponent: BrazilReviwer: Slovenia