BY G. A. MORELL, ESQ., C.E. 255 



Armstrong rifled shunt gun, and one 150-pounder to be brought 

 from George Head when necessary. This battery to be similar 

 to the above-mentioned " batteries bliudees." 



NOTE. 



Ordnance of the above proposed Works to consist of 



Two 600-pounder Armstrong rifled shunt guns. 



Five 300-pounder ditto ditto 



Twelve 150-pounder ditto ditto 



The 150-pounders only would be movable, and distributed 

 over the works as circumstances require. 



A sunken barbette battery on Point Piper, to consist of a well 

 for a heavy gun (up to 7 tons), brought there when necessary, 

 and two platforms for field pieces. 



All the guns to fire " en barbette," and the heavy piece 

 to be mounted on a traversing platform with a double bed, raised 

 or lowered at will, to fire over the parapet, by means of hydraulic 

 machinery, or Morell's conical screw lift, which will not (like the 

 hydraulic lift) require constant attention in time of peace, in order 

 to secure its acting when wanted. 



A similar battery on Darling Point to that proposed for Point 

 Piper. 



Similar batteries to the last mentioned on Goat Island and 

 Long Nose Point. 



A well for a heavy gun at Fort Phillip. 



Modifications of our present batteries, so as to secure their 

 efficient co-operation with the proposed scheme. 



The construction of good roads to connect the positions re- 

 ferred to. 



Stabling at George Head for twenty-four horses, and at Green 

 Point for sixteen horses. Twenty horses to be kept always 

 trained to move the heavy guns and ammunition to the different 

 positions. 



Telegraphic communication to be established between the 

 head-quarters and Sydney, to avoid delays, and to obtain troops or 

 volunteers at the shortest notice ; many accessories to be provided 

 to ensure the regular performance of the duties required of our 

 troops and volunteers, so as to lighten the hardships they must 



