Previous Chapter: 104 - 129
Suggested Citation: "130 - 155." National Research Council. 1975. Standardization and Metric Conversion for Tunneling, Underground Construction, and Mining: Report of a Symposium. Washington, DC: The National Academies Press. doi: 10.17226/20137.
Page 130
Suggested Citation: "130 - 155." National Research Council. 1975. Standardization and Metric Conversion for Tunneling, Underground Construction, and Mining: Report of a Symposium. Washington, DC: The National Academies Press. doi: 10.17226/20137.
Page 131
Suggested Citation: "130 - 155." National Research Council. 1975. Standardization and Metric Conversion for Tunneling, Underground Construction, and Mining: Report of a Symposium. Washington, DC: The National Academies Press. doi: 10.17226/20137.
Page 132
Suggested Citation: "130 - 155." National Research Council. 1975. Standardization and Metric Conversion for Tunneling, Underground Construction, and Mining: Report of a Symposium. Washington, DC: The National Academies Press. doi: 10.17226/20137.
Page 133
Suggested Citation: "130 - 155." National Research Council. 1975. Standardization and Metric Conversion for Tunneling, Underground Construction, and Mining: Report of a Symposium. Washington, DC: The National Academies Press. doi: 10.17226/20137.
Page 134
Suggested Citation: "130 - 155." National Research Council. 1975. Standardization and Metric Conversion for Tunneling, Underground Construction, and Mining: Report of a Symposium. Washington, DC: The National Academies Press. doi: 10.17226/20137.
Page 135
Suggested Citation: "130 - 155." National Research Council. 1975. Standardization and Metric Conversion for Tunneling, Underground Construction, and Mining: Report of a Symposium. Washington, DC: The National Academies Press. doi: 10.17226/20137.
Page 136
Suggested Citation: "130 - 155." National Research Council. 1975. Standardization and Metric Conversion for Tunneling, Underground Construction, and Mining: Report of a Symposium. Washington, DC: The National Academies Press. doi: 10.17226/20137.
Page 137
Suggested Citation: "130 - 155." National Research Council. 1975. Standardization and Metric Conversion for Tunneling, Underground Construction, and Mining: Report of a Symposium. Washington, DC: The National Academies Press. doi: 10.17226/20137.
Page 138
Suggested Citation: "130 - 155." National Research Council. 1975. Standardization and Metric Conversion for Tunneling, Underground Construction, and Mining: Report of a Symposium. Washington, DC: The National Academies Press. doi: 10.17226/20137.
Page 139
Suggested Citation: "130 - 155." National Research Council. 1975. Standardization and Metric Conversion for Tunneling, Underground Construction, and Mining: Report of a Symposium. Washington, DC: The National Academies Press. doi: 10.17226/20137.
Page 140
Suggested Citation: "130 - 155." National Research Council. 1975. Standardization and Metric Conversion for Tunneling, Underground Construction, and Mining: Report of a Symposium. Washington, DC: The National Academies Press. doi: 10.17226/20137.
Page 141
Suggested Citation: "130 - 155." National Research Council. 1975. Standardization and Metric Conversion for Tunneling, Underground Construction, and Mining: Report of a Symposium. Washington, DC: The National Academies Press. doi: 10.17226/20137.
Page 142
Suggested Citation: "130 - 155." National Research Council. 1975. Standardization and Metric Conversion for Tunneling, Underground Construction, and Mining: Report of a Symposium. Washington, DC: The National Academies Press. doi: 10.17226/20137.
Page 143
Suggested Citation: "130 - 155." National Research Council. 1975. Standardization and Metric Conversion for Tunneling, Underground Construction, and Mining: Report of a Symposium. Washington, DC: The National Academies Press. doi: 10.17226/20137.
Page 144
Suggested Citation: "130 - 155." National Research Council. 1975. Standardization and Metric Conversion for Tunneling, Underground Construction, and Mining: Report of a Symposium. Washington, DC: The National Academies Press. doi: 10.17226/20137.
Page 145
Suggested Citation: "130 - 155." National Research Council. 1975. Standardization and Metric Conversion for Tunneling, Underground Construction, and Mining: Report of a Symposium. Washington, DC: The National Academies Press. doi: 10.17226/20137.
Page 146
Suggested Citation: "130 - 155." National Research Council. 1975. Standardization and Metric Conversion for Tunneling, Underground Construction, and Mining: Report of a Symposium. Washington, DC: The National Academies Press. doi: 10.17226/20137.
Page 147
Suggested Citation: "130 - 155." National Research Council. 1975. Standardization and Metric Conversion for Tunneling, Underground Construction, and Mining: Report of a Symposium. Washington, DC: The National Academies Press. doi: 10.17226/20137.
Page 148
Suggested Citation: "130 - 155." National Research Council. 1975. Standardization and Metric Conversion for Tunneling, Underground Construction, and Mining: Report of a Symposium. Washington, DC: The National Academies Press. doi: 10.17226/20137.
Page 149
Suggested Citation: "130 - 155." National Research Council. 1975. Standardization and Metric Conversion for Tunneling, Underground Construction, and Mining: Report of a Symposium. Washington, DC: The National Academies Press. doi: 10.17226/20137.
Page 150
Suggested Citation: "130 - 155." National Research Council. 1975. Standardization and Metric Conversion for Tunneling, Underground Construction, and Mining: Report of a Symposium. Washington, DC: The National Academies Press. doi: 10.17226/20137.
Page 151
Suggested Citation: "130 - 155." National Research Council. 1975. Standardization and Metric Conversion for Tunneling, Underground Construction, and Mining: Report of a Symposium. Washington, DC: The National Academies Press. doi: 10.17226/20137.
Page 152
Suggested Citation: "130 - 155." National Research Council. 1975. Standardization and Metric Conversion for Tunneling, Underground Construction, and Mining: Report of a Symposium. Washington, DC: The National Academies Press. doi: 10.17226/20137.
Page 153
Suggested Citation: "130 - 155." National Research Council. 1975. Standardization and Metric Conversion for Tunneling, Underground Construction, and Mining: Report of a Symposium. Washington, DC: The National Academies Press. doi: 10.17226/20137.
Page 154
Suggested Citation: "130 - 155." National Research Council. 1975. Standardization and Metric Conversion for Tunneling, Underground Construction, and Mining: Report of a Symposium. Washington, DC: The National Academies Press. doi: 10.17226/20137.
Page 155
Next Chapter: 156 - 181
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