From the Luach Dvar B'Itoh תשע"א Page 454:
The 3rd day of the Month of Teveis is sometimes the day after Chanuka. (Other years it's the 8th day of Chanuka)
The day after Chanuka is the first day in the year one can no longer bring Bikurim.(ביכורים א, ו).
The 3rd day of the Month of Teveis in the year 0002 is the day Hevel was killed by Kayin, according to ...
From the Luach Dvar B'Itoh תשע"א Page 452:
2nd day of the Month of Teveis is sometimes זאת חנוכה. (other years it's the 7th day of Chanuka)
The last day of Chanuka is the last day in the year one can bring Bikurim - albeit without a Bracha since it's after Sukkoth. (ביכורים א, ו).
Yahrzeit of יעקב צבי בן יהושע אשר רבינוביץ מפוריסוב, the author of the ...
The second of Teves 5613 (1752) is the Yartzeit of Yaakov Ibn Tzur, a Morrocan Rav and Kabbalist.
More about his life here. Note that it lists his Yartzeit as 1 Teves, but says he passed away on Shabbos night. That year Shabbos night was 2 Teves.
He is the author of several Piyutim, as well as the responsa משפט וצדקה ביעקב.
Based on http://he.wikipedia.org/wiki/%D7%92%27_%D7%91%D7%98%D7%91%D7%AA
חגים ומועדים - Holidays
נר שמיני של חנוכה, "זאת חנוכה", בשנים בהן חודש כסלו חסר - "Zos Chanuka" or the eighth day of Hanukka (see also: זאת חנוכה) in some years (or the day after in others)
אירועים היסטוריים - Historical events
ה'תרצ"ג – החל איכלוסה של קריית חיים, הראשונה בין הקריות ...
This is a simple question of a principle that is called עד ועד בכלל or עד ולא עד בכלל.
If you start counting from the 7th of Adar, then three months out is reached on the 6th of Sivan.
If you start counting from the first completed day, meaning it begins from the 8th of Adar, then the 3rd complete month is reached on the 7th of Sivan.
If there are too ...