Definition - What does Magnetic Disk mean? A magnetic disk is a storage device that uses a magnetization process to write, rewrite and access data. It is covered with a magnetic coating and stores data in the form of tracks, spots and sectors. Hard disks, zip disks and floppy disks are common examples of magnetic disks.
The Lowell Female Labor Reform Association (LFLRA) was one of the first American labor organizations organized by and for women. The Lowell Female Labor Reform Association was founded in 1844 by the  mill girls  of Lowell, Massachusetts. Sarah Bagley was the first president of the LFLRA.
Some of the earliest organizing efforts in the United States were young women working at mills. From that point forward, the labor movement has played a central role in the advancement of womenâs rights. 1834 First turnout of âmill girlsâ in Lowell, Massachusetts, to protect wage cuts.