Permanent jobs need to be "put back" into the passport office if another backlog is to be prevented, according to the union which represents their workers.
Mike Jones, from the PCS union, said passport office employees were walking out because there needed to be "a permanent solution" to the staffing shortages which had caused the original backlog.
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Duncan Jones tweeted: "1 month since dad died today. Made this card for him at Christmas. Due in June. Circle of life. Love you, granddad."
More than 10 days after his body was found, Richard Cole's family claim they are still in the dark over the circumstances of his death.
A cold and frosty start, then staying largely dry with plenty of sunshine.