The first Rockwell work Spielberg ever bought is a nineteen twenty-two painting called "And Daniel Boone Comes to Life on the Underwood Portable."

VOA: special.2010.09.20

He says one of the more popular items is a portable computer from nineteen eighty-one.

VOA: special.2011.02.15

A small,portable generator used to create electricity during a power outage can be dangerous.

VOA: special.2011.01.25

Steven Russell, director of Massachusetts General Hospital's Diabetes Unit and co-author of the study, the next step is for researchers to develop a portable system about the size of a cellular telephone.

VOA: standard.2010.04.15

"Some of these inventors have been designers of the human genome sequencer, incredible technologies around focusing sound in the same way have been able to focus light with lasers, health technologies like the stair-climbing wheelchair and a portable dialysis machine,".

VOA: standard.2009.12.18