592 ELECTRICAL MEASUREMENTS 



P. G. AGNEW, Bulletin Bureau of Standards, vol. 11, 1915, p. 347, Scientific 

 Paper No. 233. 



12. "Accuracy of the Formulas for the Ratio, Regulation, and Phase 

 Angle of Transformers," P. G. AGNEW and F. B. SILSBEE, Bulletin Bureau 

 of Standards, vol. 10, 1914, p. 279, Scientific Paper No. 211. 



13. "A Study of the Current Transformer with Particular Reference to 

 Iron Loss," P. G. AGNEW, Bulletin Bureau of Standards, vol. 7, 1911, p. 

 423, Scientific Paper No. 164. 



14. "Current-ratio and Phase-angle Test of Series Transformer," H. S. 

 BAKER, Electrical World, vol. 57, 1911, p. 234. 



15. "Theory and Design of the Current Transformer," A. P. YOUNG, 

 Journal Institution of Electrical Engineers, vol. 45, 1910, p. 670. 



16. "Notes on Instrument Transformers," K. EDGCUMBE, Electrical 

 Review (London), vol. 67, 1910, p. 163. 



17. "Some Measurements on Phase Displacements in Resistances and 

 Transformers," C. V. DRYSDALE, Electrician, vol. 57, 1906, pp. 726, 783. 



18. "Operation of the Series Transformer," EDWARD L. WILDER, Electric 

 Journal, vol. 1, 1904, p. 451. 



19. "The Series Transformer," E. S. HARRAR, Electrical World, vol. 51, 

 1908, p. 1044. 



20. "A Milliampere Current Transformer," EDWARD BENNETT, Trans. 

 American Institute Electrical Engineers, vol. 33, 1914, p. 571. 



21. "Uber einen Spannungsteiler fur Hochspannungsmessungen," E. 

 ORLICH AND H. SCHULTZE, Archw. fur Elektrotechnik, vol. 1, 1912, p. 1. 



