Both forms are acceptable.  The use of 8th is more common than either 8 June or the eighth of June.

Because both dates are in the past, consider using past tense.

"We worked on the project from June 4th 2004 through June 8th 2014." 

The use of through is slightly less ambiguous.

From the 4th to the 8th of June - [date ranges]
I'm new to electronics and here's a newbie question that I would like to ask:
How do I know if which leg is the emitter or the collector in a Transistor (For both PNP and NPN) using only an analog multimeter?
