Directions:

If coming from off of the Cape, drive down route 28 from the Bourne Bridge
This is a divided highway that goes through two rotaries.
After 15 min or so, it becomes a two way road; continue for about a mile
Take the right fork ("Woods Hole Road") to go to Woods Hole (instead of Falmouth)
It is 4 miles to Woods Hole, with a stop light at the halfway point

The road bends right at the ocean and becomes the main street of Woods Hole
The Martha's Vineyard ferry area is first on the left, then a bank, post office, coffee shop, various buildings, with the Capt Kidd, Food Buoy, etc on the right.
Also, there is a drawbridge in the middle of the town, which goes up every hour or so in the summer to let boats pass to and from Eel Pond on the right.
The MBL is at the end of the "town".
Turn right on "MBL St"
There is metered parking on this street, park here if possible ($2 for 2 hrs). Otherwise park somehwere nearby.

The first gray wooden building on the left side of MBL St (at the corner) is Whitman, the second gray wooden building is Loeb.
Go in the glass stairwell side entrance (nearest to the street) of Loeb
Go down one flight of stairs to the basement
Go through first set of double doors, then to the end of the hallway before the second set of double doors
Room 2 is on the left

With pictures