Has Miss Fern un-plugged the stair lift again? Al Naw, I am just too lazy to stir from this 'puter chair, that's all. Several of my axle pumps barrels are reamed into solid brass blocks that contain the valves, but one or two have separate brass barrels soldered into the blocks. Either way has so far worked for me. Jesse in West Tennessee where it is up to 17° F or minus 8.3° C MODEL ENGINEERING DISCUSSION LIST. To UNSUBSCRIBE from this list, send a blank email to, modeleng-request@xxxxxxxxxxxxx with the word "unsubscribe" in the subject line.