Standard Porcelain Insulators
Photos - page 5
#12 - #23
Standard Porcelain Styles (Drawings)
Standard Porcelain Photos page: 1 2 3 4 5 6 7 8
Standard Porcelain #12
#12-01: F; #12-02: F; #12-03: F; #12-04: G. P. Co.
Standard Porcelain #13 and #14
#13-01: F; #14-01: N-N; #14-02: S. P. CO. (bottom)
Standard Porcelain #15
#15-01: PERU; #15-02: F
Standard Porcelain #16
#16-01: N-N; #16-02: U; #16-03: WP6; #16-04: N E T & T; #16-05: U.S.A; #16-06: HP
(LEFT) #16-03: WP6; #16-06: HP; #16-05: U.S.A; (RIGHT) #16-04: N E T & T; #16-10: N. E. T. & T. CO.
#16-07: KNOX; #16-08: T; #16-09: U.S.A
#16-10: N. E. T. & T. CO.; #16-11: T
Standard Porcelain #18
#18-01: N-N
Standard Porcelain #20
#20-01: N-N; #20-02: P. P. INC.; #20-03: F
#20-04: MACOMB; #20-05: Triangle M; #20-06: R. T. & S. CO.
#20-07: Triangle M
Standard Porcelain #21
#21-01: N-N (Thomas)
Standard Porcelain #22
#22-01: N-N
Standard Porcelain #23
#23-01: N-N; #23-02: N-N; #23-03: N-N
#23-04: F; #23-05: N-N; #23-06: F
#23-07: N-N (Colonial); #23-08: N-N; #23-09: N-N