{
    "contributor": [
        "United States. Bureau of Mines."
    ], 
    "coverage": [
        "United States", 
        "1917-05-1917-08"
    ], 
    "creator": [
        "Thompson, Joseph Wesley"
    ], 
    "date": [
        "1917-12"
    ], 
    "description": [
        "Report issued by the Bureau of Mines over mining decisions made between May and August of 1917. Details of the decisions are presented and discussed."
    ], 
    "format": [
        "xiii, 111 p. : ill. ; 23 cm.", 
        "Text"
    ], 
    "identifier": [
        "oclc: 688151289", 
        "sudoc: I 28.3:159", 
        "rep-no: Law Serial 12", 
        "rep-no: Bulletin 159", 
        "http:\/\/digital.library.unt.edu\/ark:\/67531\/metadc38745\/", 
        "ark: ark:\/67531\/metadc38745"
    ], 
    "language": [
        "English"
    ], 
    "publisher": [
        "U.S. Government Printing Office"
    ], 
    "subject": [
        "Mining law -- United States.", 
        "Mining law.", 
        "mining", 
        "minerals"
    ], 
    "