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Issue of
April 15, 1998


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Warm and dry: Damaged books trickling back

BY LISA TREI

Catherine Tierney smiles as she touches a few dozen books on a table in her Green Library office. Survivors of the Flood of '98, the books are water-stained but not warped or moldy. "They're dry, it's wonderful," says Tierney, assistant university librarian for technical services. She leafs through pages of Euripides, Tragödien, volumes V and VI, and a book titled Simeon Polotskii printed in Cyrillic. The books, from the literature and reference sections, are part of the university's general collection. Although not rare, many would be difficult to replace if lost.


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"It's not Border's Books," Tierney says. "It's one of the single most valuable assets of the university."

The books are from a test batch dried by Document Reprocessors Inc., a company in Burlingame that will salvage an estimated 70,000 books, pamphlets and documents damaged when heavy rains on Feb. 3 overwhelmed the campus drainage system. The overflow caused water to run down stairwells, flood ventilation systems and burst through walls into several buildings across campus. Worst hit were library collections in the basements of Green and Meyer libraries and Braun Music Center.

Total loss from the El Nińo storm, which dumped a whopping 3.7 inches of water on the main campus in 24 hours, is estimated at $5 million to $7 million, says Jeffrey Seilbach, director of risk management. Since Stanford is in what was designated a federal disaster area, the university has applied for reimbursement from FEMA, the Federal Emergency Management Agency, to cover its $1 million deductible and $750,000 in estimated uninsured claims, he says.


Ronald Roberts, left, and Ramon Cajilig, technicians at Document Reprocessors in Burlingame, interleave books with metal plates before the drying process. The company is attempting to salvage 70,000 books, pamphlets and documents damaged in the February flood.

Photo by Linda Cicero


Specific damage figures for the libraries, which suffered the most damage, have not been released, but Eric Lundquist, president of Document Reprocessors, says it costs about $6 to dry and clean one book.

The flash flood could have hit the libraries a lot harder. Thanks to hundreds of volunteers who worked through the night and a disaster response plan that trucked the soggy books to a cold storage facility in Union City within 36 hours -- 12 hours shy of the time before mildew sets in -- most of the books can be saved, says Tierney.

"The most important thing for us is that we have a standing staff of conservation people," she says. "At 2 a.m., we knew whom to call."

About 80 percent of the books, which started returning to campus on April 9, will be reshelved as they arrive. About 15 to 18 percent are expected to require new call numbers, page repairs, page cleaning, unsticking of pages, new bar codes or commercial binding. Only about 2 to 5 percent, or about 3,500 titles, are expected to be a total loss. Library staff will determine if extra copies of these books exist on campus, or whether searches should be carried out to replace them.

Lundquist from Document Reprocessors praises Stanford for being prepared. "They got it organized and they were under control in two days," he says. Asked if that reaction was unusual, Lundquist promptly replies, "That was amazing."

Document Reprocessors was selected after a bidding process to dry Stanford's books. But before that happened, Lundquist was the person university assistant conservator Walter Henry called at 2 a.m.

"My objective was to get the materials frozen as fast as possible," says Henry. "I was sure [Lundquist] could do it." Lundquist quickly found space in Union City used for storing food products like frozen chicken and organized the transportation.

During the early hours of Feb. 3, Henry worked from a copy of a disaster plan that is kept in the homes and cars of key library staff. "We think about disasters fairly often because they [can] have such a large impact on a collection," he says.

Henry first met Lundquist during the 1978 Meyer flood, when a broken pipe soaked 50,743 books. In those days, Lundquist was an insurance claims adjuster who watched as Stanford searched for a way to save its books before the development of commercial services. The university ended up putting its books on shelves and placing them in a vacuum chamber owned by Lockheed at Moffett Field that was used to test space suits. The process worked but many of the water-swollen books needed rebinding and reflattening.

Lundquist realized there was a need for this type of service but wasn't sure how to provide it. Experiments using electricity to dry the books were rejected. "If you put a dry book in a batch with a bunch of wet books, it's going to get hot, hot, hot, then poof!" he says, gesturing with his hands to indicate starting a fire. "We've tried it."

In 1982, Lundquist bought three round 45-foot-long steel chambers that had been used to fumigate cotton and kill boll weevils. He put the chambers on 18-wheel trucks to make them mobile. He tried wrapping rubber hoses around boxes of documents to dry them slowly at the freezing temperature of water. The process worked.

As Document Reprocessors responded to fire and flood disasters around the country and in Canada, the company developed carts with shelves heated by rubber hoses attached underneath. Later, aluminum plates were placed in between books that were tied together with bungee cords.

"That allowed us to straighten the books as we dried them and it got heat to the cover boards," Lundquist says. "Before, we were getting heat only from the spines [laid on top of the shelves]."

On a sunny Thursday in late March, workers at Document Reprocessors took some of Stanford's frozen books out of boxes, and prepared them to be placed in a freeze-drying vacuum chamber. About 8,000 books can be dried at a time. For seven to 10 days, atmospheric pressure is reduced and as the ice turns to vapor, the books slowly dry. Very wet books remain in the machine for extra cycles. Afterward, the books are sent back to Burlingame, where the now dry but brittle paper reabsorbs normal moisture from the air for a week. Then, staff from Document Reprocessors clean the books' outside and inside covers, and sort them into three categories -- "shelf-ready," "total loss" and "books in need of repair."

Although water-staining and some swelling may remain, the bungee cords and aluminum plates help flatten the books and reduce the number that need rebinding.

"They're beautiful, they don't look bad," Lundquist says. "You wouldn't hesitate to pick one up. That's the whole purpose."

Last Thursday, the first batch of dried books were placed on movers' rolling bookshelves and returned to Stanford. Every week until June, 8,000 books will arrive on campus. The estimated 6,400 shelf-ready books, each stamped with "DR 1998" to flag them as flood survivors, will go directly to Green's loading dock where they will be rolled to the lower level for sorting.

Books in the other two categories will be sent to the newly created Recovery Room in CERAS, the Center for Educational Research at Stanford, to be assessed by Ella Harsin, a retired Preservation Department member who has returned to run this project.

"Everybody wants the books back as quickly as possible," she says, opening a warped box containing a Dutch book with a damaged leather binding published in 1862. For the next three months, Harsin will determine what repairs are needed and whether they can be done in-house or commercially. She will work alongside library specialist Marleen Madou-De Cokere, in charge of determining how to replace the "total loss" books.

Meanwhile, Henry says that people working in Green will have to reshelve thousands of books that were quickly packed by people more concerned about saving them than checking their call numbers.

"It's as if someone checked out 8,000 books and brought them back the next day," he says. "It's one of the most awful jobs in the world."

But Tierney has worked to impose order on potential chaos. In a memo to library staff, she explains how the books will be treated and returned to circulation.

"We would like everything back on the shelves before the Fall Quarter," she says.

As the shelf-ready books are returned, staff will scan their barcodes to change their status in the library computer system from FLOOD-ITEM to STACKS. Rebinding books is expected to continue through August. Finding replacements for "total loss" books will be dealt with on a case-by-case basis.

Last month, the flood-affected areas of Green, Braun and Meyer reopened to the public after soggy carpets were removed and wet sheetrock was replaced. Henry says the library facilities staff worked with subcontractors to reduce the humidity in these areas quickly. "Had we not dealt with this, the other stuff in the building would have been at risk for mold," he says.

Since then, the recovery process has continued with the help of extra temporary staff and reassigned permanent employees. For many, it's a chance to learn new skills.

"I know it sounds callous, but I love this stuff," says Henry, looking over a floor plan he designed for the Recovery Room. "It's technically interesting. It's probably the most satisfying work we do because it has such an impact on a collection." SR