From 1957-1965 the code configuration on the slim lighters differed from the regular lighters (See Date Code Chart below). The appearance of the word "Zippo" in the bottom stamp provides another clue to dating.
There have been three major changes, as shown in inset.
If you cannot read the entire legend, the following “wildcard” characters may help: Use * for groups of letters you cannot read.
Use an underscore ( _ ) for single letters you cannot read.
The original Roman calendar was said to be invented by Romulus, the first king of Rome, around 753 BCE.
The calendar started the year in March (Martius) and consisted of 10 months, with 6 months of 30 days and 4 months of 31 days.
Use [ ] for any single letter within a specified range (for example, [A-F]) or set (for example, [BDPF]).
Use this wildcard for letters that look alike when worn or poorly struck.
Scientists find out the age of a dinosaur fossil by dating not only the rocks in which it lies, but those below and above it.The ancient Roman calendar, or “pre-Julian” calendar, is believed to have been a lunar calendar.The calendar originally consisted of hollow months that were 29 days long or full months that had 30 days.This is because new sediments are always laid down on top of sediments that have already been deposited.So, when looking at the history of a cliff face, it is important to read the story it tells from the bottom layer up._AGRIPPA* searches for all legends that have one letter then AGRIPPA followed by any number of letters.DNIOHANNESP[PF]AVG searches for DNIOHANNESPFAVG and DNIOHANNESPPAVG. One of the most satisfying parts of working with ACE is going to a school where the students are well into cleaning their coins and helping the kids identify them.The winter season was not assigned to any month, so the calendar year only lasted 304 days with 61 days unaccounted for in the winter.Unlike the Julian and Gregorian calendars, the Roman calendar had a different system for numbering the days of the month.Examples: IMPC* searches for all legends that begin with IMPC. *DOMITIAN* searches for all legends that contain DOMITIAN.IMPC*DOMI* searches for all legends that begin with IMPC, followed by any number of letters which contain DOMI.