| The rest are things like photos and phone calls which are less easily retrievable and usable. |
| Such an observatory would have led to the use of reliable, retrievable data. |
| At present rates of consumption there are 30 or 40 years' worth of oil known to be retrievable using present methods. |
| I decided yesterday to put all 4 related pieces together on my site in order to have an easily retrievable digest of the info. |
| The data is retrievable at any time using the programming device or via the network. |
| This includes all normal possibilities, provided that the data is retrievable so that it can be referred to and understood on future occasions. |
