This was taken through welding glass with a cloudy WB and then WB adjusted in ACR. At the bottom of the clothes line is a bit of teflon plumbers tape which is an excellent white reference.
Washing Line by stevetla, on Flickr
and this one was done by shooting a white paper bag and doing an in-camera custom WB. It's pretty much as it came straight from the camera.
Merry-Go-Round (ND13) by stevetla, on Flickr
Steve