2
votes
1answer
111 views

Proper apostrophe usage? [duplicate]

Possible Duplicate: What is the proper way to write the plural of a single letter? (another apostrophe question) Plurals of acronyms, letters, numbers — use an apostrophe or not? Take for ...
0
votes
3answers
723 views

Guardrail vs Guard rail

I'm at odds with a colleague of mine over the correct spelling of the above title words. My stance is that they could BOTH possibly be correct. My question specifically is.... Could one spelling be ...