To continue
HMS Caroline was one of the first 'C' class, she and her sister-ships were different in having 4 propellers and three funnels, later ships had two propellers and two funnels.
HMS Colombo was converted during WW2 into anti-aircraft cruiser, and so benefitted from early war experience.
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Thank you Kim for the crest
"Never fear to try on something new. Remember that the Titanic was built by professionals, and the Ark by an amateur"