CONTENTS.

PAGE
Literature[xiii]
Part I.
The changes undergone by antiquities in earth and in air[1]
Limestone and clay[2]
Iron[7]
Bronze and copper[15]
Silver[49]
Lead[53]
Tin[53]
Gold[53]
Glass[54]
Organic substances[54]
Part II.
The preservation of antiquities[56]
i. Preservation of objects composed of inorganic substances
a. Limestone[56]
b. Marble and alabaster[74]
c. Earthenware[74]
d. Slightly baked or unbaked clay[81]
e. Fayence[86]
f. Stucco and Nile-mud[87]
g. Sandstone and granite[87]
Appendix: Cement for earthenware. Restorations[87]
h. Iron[89]
1. Methods of preserving objects of iron without removal of the rust[89]
2. Preservation by steeping and subsequent impregnation[92]
3. Preservation by removal of the rust[102]
4. Preservation of medieval iron objects[119]
i. Bronze and copper[120]
A. Methods of impregnation[122]
B. Preservation by reduction[125]
Reduction of oxidized copper coins[140]
Cleaning copper coins with melted lead[143]
C. Preservation by exclusion of air[144]
Appendix: Method of bringing out worn lettering upon coins[146]
j. Silver[148]
k. Lead and tin[149]
l. Gold[150]
m. Glass and enamel[151]
ii. Preservation of organic substances.
n. Bones, horns, ivory[151]
o. Leather[152]
p. Textile fabrics, hair[153]
q. Feathers[154]
r. Papyrus[154]
s. Wood[156]
1. Dry preservation[156]
2. Preservation in liquids[159]
Protection against wood-worms, etc.[160]
Preservation and cleaning of coloured objects of wood[161]
t. Amber[162]
Care of antiquities after preservative treatment[162]
Concluding remarks[164]
Appendix A. Method of taking squeezes of inscriptions[166]
Appendix B. Zapon[168]
Index[171]