CONTENTS 



XI 



§ 80. Contract aud Lien. . . .107 



§81. Nature of a Lien 108 



§ 82. Voiding a Lien 109 



§ 83, Lien Not a Right to 



Sell 110 



§ 84. Actions for Recovery 



of Compensation. . .111 

 § 85. The Veterinarian as a 



Witness 114 



§ 86. Duty to Prepare 115 



§ 87. Expert Testimony. . . 116 

 § 88. Definition and Scope 

 of Expert Testi- 

 mony 117 



§ 89. Compensation as an 



Expert 120 



PART III. 



Pertaining to Governmental Control. 



chapter vi. 



Governmental Services. 



§ 95. The Veterinarian as 



an Officer 129 



§ 96. Liability of Officers. 130 



§ 97. Officers with Discre- 

 tion Cannot Be Co- 

 erced 133 



§ 98. Arbitrary Action Not 



Discretion 134 



§ 99. Authority Limited by 



Jurisdiction 134 



§ 100. Authority Determined 



by Legislation .... 137 



§ 101. Invalid Act Is No De- 

 fense for Officer.. 137 



§ 102. Quarantine 138 



§ 103. Quarantine Does Not 

 Depend upon Stat- 

 ute 138 



§ 104. Authority Cannot Be 



Delegated 139 



CHAPTER VII. 



Governmental Inspection. 



120. Work of Veterinar- 

 ians 163 



§ 121. Methods of Govern- 

 mental Control . . . 163 



