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    • Testing solubility on a Lutheran Archives Center journal

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Tuesday August 27 2013

Reducing stains on a crayon portrait of Eli K. Price, founder of The Woodlands

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    • Crayon portrait of Eli K. Price, before treatment (The Woodlands 13.213)
    • Reducing stains on crayon portrait (The Woodlands 13.213)
    • Inpainting crayon portrait (The Woodlands 13.213)
    • Crayon portrait, during treatment (The Woodlands 13.213)
    • The Woodlands cemetery, mansion, and historic landscape

The Woodlands cemetery in West Philadelphia looks the same as it did in the 1840s, when Eli K. Price planned it as a beautiful, park-like space. CCAHA is currently treating a severely stained c. 1865 crayon portrait of Price.

Wednesday May 29 2013

Uncovering details on maps by Louis XV's Royal Geographer

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    • Surface cleaning Louis XV Dedication Manuscript Map
    • Brushing ethanol gel onto Louis XV Dedication Manuscript Map
    • Removing varnish from Louis XV Dedication Manuscript Map
    • Louis XV Dedication Manuscript Map BT
    • Louis XV Dedication Manuscript Map DT

Louis XV was eight years old when Guillaume Delisle, Royal Geographer, became his personal geography instructor. Two years later, in 1720, Delisle presented his pupil with these round manuscript maps, which are now receiving treatment at CCAHA.

Monday March 25 2013

Treating Pennsylvania's first constitution

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    • Immersing PA Constitution of 1776 12.397
    • Removing mounts from PA Constitution of 1776 12.397
    • Reducing adhesive on PA Constitution of 1776 12.397
    • Removing old mend from PA Constitution of 1776 12.397
    • Filling a loss in PA Constitution of 1776 12.397
    • Filling a loss on last page of PA Constitution of 1776 12.397
    • Step two in filling a loss in PA Constitution of 1776 12.397
    • Toning a fill in PA Constitution of 1776 12.397
    • Close-up toning a fill in PA Constitution of 1776 12.397

Pennsylvania's first constitution, written by Benjamin Franklin (among others) in 1776, has been described as the most democratic in America. It recently traveled from the Pennsylvania State Archives in Harrisburg to CCAHA for conservation treatment.

Thursday January 17 2013

Reducing fixative and retouches on Jacob Lawrence's Hiroshima series

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    • Reducing fixative on a painting from Lawrence's Hiroshima series (PAFA 12.121)
    • Housing a painting from Lawrence's Hiroshima series (PAFA 12.121)
    • Street Scene from Lawrence's Hiroshima series (PAFA 12.121)
    • Market from Lawrence's Hiroshima series (PAFA 12.121)

In his Hiroshima series, Jacob Lawrence painted eight scenes that took place at the moment that the atomic bomb dropped. The Pennsylvania Academy of the Fine Arts brought all eight paintings to CCAHA to address two main condition issues.

Tuesday December 18 2012

Treating a globe from Albert Einstein's home study

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    • Consolidating the surface of Einstein's globe (Institute for Advanced Study 12.170)
    • Close-up of globe, before treatment (Institute for Advanced Study 12.170)
    • Close-up of globe, after treatment (Institute for Advanced Study 12.170)
    • Replacing Einstein's globe on its stand (Institute for Advanced Study 12.170)
    • Einstein's globe, after treatment (Institute for Advanced Study 12.170)
    • Einstein in his home study

Despite his celebrity status, scientist Albert Einstein managed to enjoy a quiet life in his home in Princeton between 1933 and 1955. The Institute for Advanced Study recently brought the globe from Einstein's home study to CCAHA for conservation treatment.

Wednesday October 31 2012

Treatment Focus: "Touching up" a Chuck Close paper pulp portrait

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    • Close-up, Soyeon Choi applying wheat starch paste, Janet 12.259
    • Janet, Chuck Close, before treatment 12.259
    • Soyeon Choi applying wheat starch paste, Janet 12.259
    • Close-up of crack, Janet, Chuck Close 12.259

When this 2007 Chuck Close portrait, Janet, developed a crack along the figure's eye level, CCAHA Senior Paper Conservator Soyeon Choi used a syringe to administer wheat starch paste—in this case, conservation's Botox equivalent—to mend it.

Monday July 30 2012

Treatment Focus: Drawings of Philadelphia architect Frank Furness' "Factory for Art"

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    • Pennsylvania Academy of the Fine Arts facade
    • Washington Foyer of the Pennsylvania Academy of the Fine Arts
    • Elevation of brickwork
    • Section looking through lecture room
    • Skylight over the side galleries

In the case of Philadelphia architect Frank Furness, one can see how the buildings are the product of the man. CCAHA treated 14 drawings of his Pennsylvania Academy of the Fine Arts building for a city-wide Furness celebration this fall.

Friday June 22 2012

Treatment Focus: Unrolling a six-foot-long, 600-year-old Arma Christi manuscript

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    • Treating Arma Christi Roll
    • Close-up image of top of Arma Christi Roll
    • Close-up image of Arma Christi Roll (30 denarii)
    • Close-up image of Arma Christi Roll (column and cords)

This manuscript from the National Shrine of St. John Neumann is one of 20 known copies of the middle English "O Vernicle" poem. It arrived as a rolled bundle measuring just five inches wide and a few inches tall.

Tuesday April 17 2012

Treatment Focus: Conservation of a print yields one very unexpected finding

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    • Philadelphia, from the Great Tree BT (11.344.1)
    • Philadelphia, from the Great Tree AT (11.344.1)
    • S. Benedicti DT (11.344.2)
    • S. Benedicti BT and AT (11.344.2)

With science backing them up, conservators rarely encounter an unknown variable during treatment—but one CCAHA conservator recently uncovered a surprise when she removed the lining paper from a print brought in by a private client.

Tuesday January 24 2012

Treatment Focus: A work reminiscent of Candy Buttons, with a slight twist

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    • Surface cleaning "Candy Bottoms" by Linda Brenner
    • "Candy Bottoms" by Linda Brenner (close-up)
    • Lining "Candy Bottoms" by Linda Brenner
    • Lining "Candy Bottoms" by Linda Brenner (2)

Less commonplace today, the colorful sugar dots known as Candy Buttons were once a childhood staple.  "Candy Bottoms," a work reminiscent of the candy (but with a slight twist), recently arrived at CCAHA for conservation treatment.