Difference between revisions of "Pear"

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[[File:17.1879-SC111342.jpg|thumb|]]
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[[File:17.1879-SC111342.jpg|thumb|Bass clarinet in C<br>MFA# 17.1879]]
 
== Description ==
 
== Description ==
  
A common, deciduous tree, ''Pyrus communis'', cultivated in temperate climates for its fruit. Pear trees are native to Europe and parts of southeast Asia. Pearwood has a fine uniform texture with an irregular silvery grain. The light reddish brown wood is not resistant to outdoor weathering. Pearwood has been used for small carvings, drawing instruments, veneer and inlays. Like other fruit trees from the rose family, pear trees exudes a water soluble [http://cameo.mfa.org/materials/fullrecord.asp?name=gum gum] from damaged locations on its truck and branches.
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A common, deciduous tree, ''Pyrus communis'', cultivated in temperate climates for its fruit. Pear trees are native to Europe and parts of southeast Asia. Pearwood has a fine uniform texture with an irregular silvery grain. The light reddish brown wood is not resistant to outdoor weathering. Pearwood has been used for small carvings, drawing instruments, veneer and inlays. It is often dyed black as a substitute for ebont. Like other fruit trees from the rose family, pear trees exudes a water soluble [[gum|gum]] from damaged locations on its truck and branches.
  
 
== Synonyms and Related Terms ==
 
== Synonyms and Related Terms ==
  
Pyrus communis; fruitwood; pearwood; poirier (Fr.); Birnbaum (Deut.); pero (It.); pereira (Port.); peral (Esp.)
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''Pyrus communis''; fruitwood; pearwood; poirier (Fr.); Birnbaum (Deut.); pero (It.); pereira (Port.); peral (Esp.)
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[[File:1987.461-SC20605.jpg|thumb|Side chair <br>MFA# 1987.461]]
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[[File:Pearwood.jpg|thumb|Pearwood  (''Pyrus communis'')]]
  
[[File:1987.461-SC20605.jpg|thumb|]]
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== Physical and Chemical Properties ==
{| class="wikitable"
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* Color: Heartwood is pale pink to light reddish brown; sapwood if distinct, is slightly lighter
|-
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* Grain/Texture: Straight grain with fine uniform texture
! scope="row"| Density
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* Durability: Not resistant to decay
| 38-45 ppcf
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* Density = 38-45 ppcf
|}
 
  
== Additional Information ==
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==Working Properties==
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* Easy to work with both hand and machine tools.
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* Turns, glues, and finishes well.
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== Resources and Citations ==
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* The Wood Database: [https://www.wood-database.com/pear/ Pear]
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* Schoch, W., Heller, I., Schweingruber, F.H., Kienast, F., 2004:[http://www.woodanatomy.ch/ Wood anatomy of central European Species]: Pomaceous Fruit:Pear-Tree, [http://www.woodanatomy.ch/species.php?code=PRCO Pirus communis L.]
  
Schoch, W., Heller, I., Schweingruber, F.H., Kienast, F., 2004:[http://www.woodanatomy.ch/ Wood anatomy of central European Species]: Pomaceous Fruit:Pear-Tree, [http://www.woodanatomy.ch/species.php?code=PRCO Pirus communis L.]
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* Ralph Mayer, ''A Dictionary of Art Terms and Techniques'', Harper and Row Publishers, New York, 1969 (also 1945 printing)
  
== Additional Images ==
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* Hermann Kuhn, ''Conservation and Restoration of Works of Art and Antiquities'', Butterworths, London, 1986
  
<gallery>
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* F. H. Titmuss, ''Commercial Timbers of the World'', The Technical Press Ltd., London, 1965  Comment: 45 ppcf
File:Pearwood.jpg|Pearwood  (''Pyrus communis'')
 
</gallery>
 
 
 
 
 
== Authority ==
 
 
 
* Ralph Mayer, Ralph Mayer, ''A Dictionary of Art Terms and Techniques'', Harper and Row Publishers, New York, 1969 (also 1945 printing)
 
 
 
* Hermann Kuhn, Hermann Kuhn, ''Conservation and Restoration of Works of Art and Antiquities'', Butterworths, London, 1986
 
 
 
* F. H. Titmuss, F. H. Titmuss, ''Commercial Timbers of the World'', The Technical Press Ltd., London, 1965  Comment: 45 ppcf
 
  
 
* ''Dictionary of Building Preservation'', Ward Bucher, ed., John Wiley & Sons, Inc., New York City, 1996
 
* ''Dictionary of Building Preservation'', Ward Bucher, ed., John Wiley & Sons, Inc., New York City, 1996

Latest revision as of 09:33, 4 August 2022

Bass clarinet in C
MFA# 17.1879

Description

A common, deciduous tree, Pyrus communis, cultivated in temperate climates for its fruit. Pear trees are native to Europe and parts of southeast Asia. Pearwood has a fine uniform texture with an irregular silvery grain. The light reddish brown wood is not resistant to outdoor weathering. Pearwood has been used for small carvings, drawing instruments, veneer and inlays. It is often dyed black as a substitute for ebont. Like other fruit trees from the rose family, pear trees exudes a water soluble Gum from damaged locations on its truck and branches.

Synonyms and Related Terms

Pyrus communis; fruitwood; pearwood; poirier (Fr.); Birnbaum (Deut.); pero (It.); pereira (Port.); peral (Esp.)

Side chair
MFA# 1987.461
Pearwood (Pyrus communis)

Physical and Chemical Properties

  • Color: Heartwood is pale pink to light reddish brown; sapwood if distinct, is slightly lighter
  • Grain/Texture: Straight grain with fine uniform texture
  • Durability: Not resistant to decay
  • Density = 38-45 ppcf

Working Properties

  • Easy to work with both hand and machine tools.
  • Turns, glues, and finishes well.

Resources and Citations

  • Ralph Mayer, A Dictionary of Art Terms and Techniques, Harper and Row Publishers, New York, 1969 (also 1945 printing)
  • Hermann Kuhn, Conservation and Restoration of Works of Art and Antiquities, Butterworths, London, 1986
  • F. H. Titmuss, Commercial Timbers of the World, The Technical Press Ltd., London, 1965 Comment: 45 ppcf
  • Dictionary of Building Preservation, Ward Bucher, ed., John Wiley & Sons, Inc., New York City, 1996
  • CRC Handbook of Chemistry and Physics, Robert Weast (ed.), CRC Press, Boca Raton, Florida, v. 61, 1980 Comment: density=38-45 ppcf (0.61-0.73 g/cm3)

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