Fuller's London Porter Clone

With this recipe I am trying to replicate Fuller's London Porter,
one of my favourite beers on tap at the Falling Rock in Denver.

Brewer:	Markus Berndt		Email:	berndt@colorado.edu
Beer:	Fuller's London Porter Clone		Style:	Porter
Type:	All grain		Size:	5.5 gallons
Color:	74 HCU (~29 SRM)		Bitterness:	29 IBU
OG:	1.051		FG:	1.013
Alcohol:	4.9% v/v (3.9% w/w)
Water:	No water treatment. Westminster, CO, water is medium hard.
Grain:	9 lb. British pale 8 oz. British crystal 50-60L 12 oz. British chocolate
Mash:	73% efficiency
	Mash in with 10 qts of water to a sacc. temp. of 155F. After 50 min. the temp had dropped to 152F. Add boiling water to reach 160F and rest for 10 minutes. Add boiling water to reach 170F for mash-out.
Boil:	90 minutes	SG 1.042	6.7 gallons
	1.5 tsp irish moss 20 minutes before the end of the boil.
Hops:	1.4 oz. Kent Goldings (5.1% AA, 60 min.) .3 oz. Kent Goldings (5.1% AA, 15 min.) .3 oz. Kent Goldings (aroma)
Yeast:	White Labs East Coast Ale in a 1 pint starter.
Log:	Ferment at around 65F.
Carbonation:	2.0 vols of CO2

Recipe posted 10/20/98.