The pickets were arrested five months after the 1972 building workers' strike and charged under the 1875 Conspiracy Act, with six sent to prison, including Tomlinson.
The campaign group wants all documents related to the case to be released, claiming they would prove that a "massive miscarriage of justice" was handed out.
– Eileen Turnbull, Shrewsbury 24 campaign
We are delighted with the progress we are making and we are convinced that the unjust convictions will be overturned."
– Steve Murphy, general secretary of construction union Ucatt
The Shrewsbury campaign's achievement in collecting 100,000 signatures is outstanding.
"It demonstrates the determination of the pickets to win justice and also the public's support for their cause.
"Parliament now has a moral duty to debate the case and the Government must come clean and publish all the papers relating to the pickets' case."