The Complete Guide to
British Colonial
Three Halfpence
by
The Royal Mint struck for circulation 760,320 pieces using an unrecorded number of dies with only 17 varieties seen, consisting of 7 obverse dies paired with 15 reverse dies. On this Volume I are posted varieties JC-10 to JC-19 as follow:
C of VICTORIA double struck. Large G of D:G:. Weak or missing colon in legend.
Smaller 9 struck high, aligned with 3's topline. With or w/o die crack from crown to dentil at 11 o'clock. Baseline & tail of 2 in fraction double struck. Clash mark trhough ribbon's knob.
C of VICTORIA double struck. Large G of D:G:. Weak or missing colon in legend. 
Smaller 9 struck low, aligned with 3's baseline. Fraction bar double struck. Clash mark trhough ribbon's knob. Neck & tail of 2 in fraction double struck. With or w/o die crack[s] from dentil to ribbon right end at 5 o'clock, fron crown to dentil at 1 o'clock and trhough wreath leaft branch, exit at leaf to dentil at 8 o'clock.
C of VICTORIA punched over smaller C. Normal G of D:G:.
Smaller 9 struck high & distant, aligned with 3's topline. Flag serif in 1 of date. Fraction bar struck over longest smaller bar. With or w/o die crack from dentil to ribbon right end.
C of VICTORIA double struck. Large G of D:G:. Weak or missing colon in legend. 
Smaller 9 struck high, aligned with 3's topline. With or w/o die crack from leaf to dentil at 11 o'clock. Fraction bar struck over smaller bar. Several leaves in wreath double struck.
C of VICTORIA double struck. Large G of D:G:. Weak or missing colon in legend. 
Smaller 9 struck high, aligned with 3's topline. Fraction bar double struck. Several leaves in wreath double struck. Clash mar trhough ribbon's knob. Baseline & tail of 2 in fraction double struck.
C of VICTORIA double struck. Large G of D:G:. F:D: double struck. With or w/o die crack suround legend.
Smaller 9 struck high & distant, aligned with 3's topline. With or w/o die crack[s] from leaf to dentil at 4, 8 & 9 o'clock and from crown's cross to dentil at 12 o'clock. Baseline & tail of 2 in fraction double struck. Clash mark trhough ribbon's knob.
In VICTORIA, C over smaller C. Normal G of D:G: Heavy clash mark between BRITANNIAR and Queen's hair. AIso in BRITANNIAR, T's leg slanting righ and below first I's baseline. Normal R of REGINA. In F:D: top stop almost connected to F.
Smaller 9 below 3's topline. With or w/o die cracks from dentil to leaf at 11 o'clock & from rim to berry at 5 o'clock. Flag serif of 1 in fraction. Baseline & tail of 2 in fraction double struck. Clash mark below date.
Δ Close-up image on the obverse for better diagnosis of the die variety as follows:
1 — Heavy clash marks between BRITANNIAR and Queen's hair.
C of VICTORIA double struck. Large G of D:G:. Weak or missing colon in legend. 
Smaller 9 struck high, aligned with 3's topline. Baseline & tail of 2 in fraction double struck. Fraction bar struck over smaller bar. Clash mark trough ribbon's knob. With or w/o die crack from berry to dentil at 10 o'clock.
Large C of VICTORIA struck over smaller C. Normal G of D:G:. Missing top serif in R of VICTORIA. F:D: double struck.
Smaller 9 struck high & distant, aligned with 3's topline. Fraction bar struk over smaller bar. Baseline & tail of 2 in fraction double struk. With or w/o die crack[s] from berry to rim at 8 & 9 o'clock & from dentil to ribbon at 6 o'clock. Clash mark trhough ribbon's knob.
C of VICTORIA double struck. Large G of D:G:. F:D: double struck. With or w/o die crack surround legend.
Smaller 9 struck high & distant, aligned with 3's topline. With or w/o die crack from berry & leaf to dentil at 9 o'clock. 2 of fraction struck over smaller & low 2. Broken right ribbon's end.
