2015 Treatments

Sig­nal book
circa 1780
Assessed Octo­ber 13, 2014
Quar­ter brown sheep tight­back sided up with mar­bled paper. No spine lin­ing or head­bands. Thick off-white laid hand­made paper in eight sec­tions, end­pa­pers con­tigu­ous with textblock. Index tabs cut through­out. All edges sprin­kled red. Sewn two-on over four cords, outer two laced into boards. Man­u­script through­out, in ink and pen­cil, with mar­gin rules in dilute ink. Water-insoluble illus­tra­tions of flags through­out.
Con­di­tion
Leather dark­ened and miss­ing much of grain layer on spine and board edges, with all edges exposed and delam­i­nat­ing. Spine has losses at head, tail, and cords, split in the sec­ond sec­tion. The boards are attached only by the cords, and the leather is lift­ing with losses on the cover along the joint. The upper slip on the left board is bro­ken. Boards deformed where the index tabs were cut. Tape and tape residue from a shelf­mark at the tail. There are two stab holes on the right board and through three gath­er­ings. The sewing is intact.

Treat­ment
Sur­face cleaned and tears repaired. Leather con­sol­i­dated with Klucel-G® and lifted. Rebuilt cor­ners with linen fiber paste and cov­ered with toned Japan­ese tis­sue. Lined spine with tis­sue and patch lined with aero­cot­ton. The extended cloth lin­ing was pasted onto the boards. Re– backed with dyed repair calf. Lifted leather read­hered with Las­caux 498HV. Cre­ated four-flap enclo­sure.

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All the World’s Air­craft
Fred T. Jane, 1913, Lon­don
Assessed Jan­u­ary 13, 2015
Full blue starch-filled cloth case bind­ing stamped in sil­ver foil. Thin clay-coated white paper in 38 two-folio sig– natures. Page 96 cut out and reprint inserted. Addenda page oppo­site page 19d. Sewn all along over three cloth tapes. Black pho­tolith­o­graphs with Tang­mere Museum stamps in black ink through­out. Var­i­ous shelf­marks taped to spine: type­writ­ten, inkjet printed, and hand­writ­ten in pen­cil and felt-tip pen. Rem­nants of paper label printed in black ink on left cover.
Con­di­tion
Right joint is detached and left joint is loose. Cloth over right joint split except where it is held on with tape from shelf­marks. All cor­ners of boards frayed and delam­i­nat­ing except spine side of left board. Cloth on spine is fray­ing and torn, miss­ing head­caps at head and tail. Cock­ling at tail indi­cat­ing expo­sure to mois­ture or high humid­ity. Clay coat­ing adhered and skin­ning paper through­out textblock mainly toward the tail near spine edge. Page 168 cut leav­ing stub, taped on recto, patched with blue paper on verso. Pressure-sensitive adhe­sive tape on pages 167 and 27d.

Treat­ment
Sep­a­rated and repaired pages, con­sol­i­dated cor­ners with wheat starch paste and cov­ered with toned tis­sue, re– moved tape, hinged reprinted page, reat­tached cut page to stub, Patch lined spine with cloth attached to boards under paste­downs, cloth reback.

 

 

 

Farn Island
Early 19th cen­tury
Assessed Jan­u­ary 9, 2015
Half leather split board case bind­ing in red sheep­skin and red paper over mill­board. Leather label on left board. Gold tool­ing on spine, label, and at edges of paper. Thick off-white wove paper in eight sec­tions, with three folios and one leaf stab-sewn through last sec­tion. Sewn all– along over three green parch­ment tapes. All edges gilt. Man­u­script in brown-black ink with pen­cil rul­ing and anno­ta­tions. Charts inserted oppo­site page 9, 61, and two oppo­site 109.
Con­di­tion
Dis­col­ored pri­mar­ily at foredge on cov­ers and through– out textblock. Leather heav­ily abraded and skinned, sides abraded and dark­ened with losses at tail and foredge. Miss­ing head­caps, all board edges exposed, cor­ners de– lam­i­nat­ing, leather lift­ing with losses. Right joint bro­ken but case intact. Cloth patch lin­ing attached to case but not spine at head and tail, cen­ter patches adhered to spine but split at joint. Right fly­leaf detached, first folio split.

Treat­ment
Sur­face cleaned boards and textblock, con­sol­i­dated leather with Klucel-G®, mended paper, rebuilt cor­ners and board edges with fiber paste and cov­ered with toned tis­sue, hinged leaf around sec­tion, hinged end­pa­pers to textblock, lifted patch lin­ings and applied tis­sue and ex– tended cloth lin­ing, resewed all sec­tions includ­ing insert– ed gath­er­ing through fold, rebuilt head­caps with toned tis­sue, slit boards and inserted cloth as patch lin­ing. Con­structed clamshell box with leather label.