362 TUBULAR BOILER, SUPERHEATING STEAM, &c. 



vessel at the Plymouth Dockyard, and before starting 

 with it from Harvey arid Co.'s foundry, waited on 

 Captain King, B.N., at Falmouth, for his instructions, 

 in happy ignorance of the fear of the Lords of the 

 Admiralty to tread on Cornish high-pressure. After 

 eying the applicant as captains in Her Majesty's ser- 

 vice are apt to do when dealing with boys in the civil 

 service, he vouchsafed to say, " Mind, young man, what 



you are about, for if there is a blow up, by you'll 



swing at the yard-arm." 



