The Following Table is dated 1888, the height of the old Gunpowder magazines before fixes ammunition became the norm. This gives the Magazines and their capacity in barrels.

Ordinance Store Department

Gibraltar 18^th January 1888

Magazines

1. Willis’s (old) 760
2. Castle 4,462
3. Flat Bastion 3,652
4. Windmill Hill 7,539
5. Prince’s Lines

Magazine                         514

Bomb-Proof                    1,200

Guard-room                     200

North George (Gorge)             4,000

Levant Cave                           1,900

Total                                       24, 227

Naval

1. Sands 500
2. Sandpit

Old                             918

New                            6,000

1. Dutch 1,902

Levant Cave                           1,900

Total                                       11,220