[Bill A]

S.4 "Canadian Signal Corps"
Ref No. Insignia Rank Comments
S.4.001 Cap OR Brass; Solid; Lugs; Unknown
S.4.002 Brass; Solid; Slide; Unknown
S.4.003 Brass; Voided; Lugs; Unknown
S.4.004 Brass; Voided ; Slide; Unknown
S.4.010 Officers/WO1 OSD; Solid; Lugs; Unknown
S.4.011 OSD; Solid; Slide; Unknown
S.4.012 OSD; Solid; Slide; W.M. Scully
S.4.015 Gilt/Enamel; Solid; Lugs; Unknown
S.4.016 Gilt/Enamel; Solid; Slide; Unknown
S.4.017 Gilt/Enamel; Solid; Slide; W.M. Scully
S.4.020 Collars OR Brass; Solid; Lugs; Unknown
S.4.021 Brass; Void; Lugs; Unknown
S.4.022 Brass; Voided; Lugs; Scully
S.4.025 Officers/WO1 OSD; Solid; Lugs; Unknown
S.4.026 OSD; Voided; Lugs; Unknown
S.4.027 Gilt/Enamel; Voided; Lugs; Unknown
S.4.028 Gilt/Enamel; Solid; Lugs; Unknown
S.4.030 Shoulder Title OR “Canadian Signal Corps” Brass; Unknown
S.4.031 “C.S.C.”; Brass; Scully
S.4.032 “C.S.C.”; Brass; P.W. Ellis
S.4.045 Busby Brass; Unknown
S.4.055 Button Brass; Gaunt
s.4.056 Silver; Smith&Wright

Main Ref: Based upon Mazeas system
This could be the “Format” for all units:

xx. 001 thru 009 OR Cap Badge.
xx. 010 thru 019 Officer Cap Badge
xx. 020 thru 025 OR Collar
xx. 025 thru 030 Officer Collar
xx. 031 thru 035 OR Shoulder Title
xx. 035 thru 040 Officer Shoulder Title
xx. 041 thru 045 Busby
xx. 045 thru 050 Piper
xx. 051 thru 055 Button
xx. 060 Sweetheart

xx. 075 Cloth

Question :
1. How many Corps/Regts had OSD and Gilt/Enamel badges for Officers/WO1?
2. Is the fact that the “Crown” is solid or Void a variant?