Mercedes drivers completed a total of 131 laps on Friday practice for the German GP.
Mercedes driver edges team-mate Hamilton as German GP gets underway at Hockenheim.
Between two and three pit stops expected if it is a dry race P Zero Orange Hard and P Zero Medium tyres well-suited to the high-speed demands of Silverstone.
Dr Vijay Mallya: "The preparations for our local race saw a busy programme today with our reserve driver Daniel enjoying his first experience of driving in an official practice session."
Fernando Alonso was third again today, while in the other F14 T, Kimi Raikkonen ended up ninth.
Felipe Massa: "I have to say a big thank you to the team as they worked very hard to get the car ready for the second session."
Daniel Ricciardo: “Today hasn’t been too bad. Mercedes were really strong this morning but we seem to have found some more speed this afternoon."
The drivers completed a total of 96 laps during today's two practice sessions.
Rosberg quickest as British GP weekend gets underway. Mercedes drivers set the pace at Silverstone as Susie Wolff Williams endure tough session.
She plans to continue her training at COTA in early August
Adrian Sutil’s C33 had a technical issue with a broken hose.
Nico Hulkenberg: " I was happy with the car straight away and the performance was there."
Red Bull celebrates a house party.
The strong haul of laps has given the team a feast of data to dissect to find improvements for the rest of the weekend.
The first practice sessions for the eighth race of the season took place today in Spielberg, Austria.
Rosberg fastest at Red Bull Ring as Mercedes and Ferrari trial titanium skid plates.
Mercedes leads the way once again in FP3.
Scuderia Ferrari continued a busy programme of evaluation of the latest updates fitted to the F14 T.
There is potential to unlock further pace from the car for tomorrow.
Nico Rosberg posting the second fastest time.
Jean-Eric Vergne: "I'm not 100 percent happy because, even though it looked quite promising in the morning, we lost some speed in the afternoon."