"R.H." wrote in message
...
This week's photos have been posted:

http://puzzlephotos.blogspot.com/


#448 b,c and d look like adapters to allow a US electrical plug on 448a to
connect to foreign supplies. 448b is the old UK 5amp standard, 448c is the
European standard and 448d is a UK light bulb bayonet fitting.

#449 is carpet gripper on a door threshold strip

#450 looks like a planishing hammer

#451 is the rotator control for a beam aerial rotator of the type used by
radio amateurs

#452 is a high discharge rate tester for the cells on car batteries -
measures the voltage generated by a cell when its under the sort of load
typical of starting currents