113 (k Balboa (La Boca), as identified on the maps attached hereto as Attachments Nos. 6 and 8, SK 529-25-3 and SK 529-25-5, in the manner indicated on the legends thereof. (1) Balboa Heights, as identified on the map attached hereto as Attachment No. 5, SK 529-25-2, in the manner indicated on the legend thereof. (i) Ancon, as identified on the map attached hereto as Attachment No. 4, SK 529-25-1, in the manner indicated on the legend thereof. (n) 18 housing units located within the area identified as the "Summit Naval Radio Station" on the map attached hereto as Attachment No. 1, in the event, and at such time as the area ceases to be a Military Area of Coordination. (o) Cardenas (FAA housing), as identified on the map attached hereto as Attachment No. 27, SK 529-25-7AA, in the manner indicated on the legend thereof, in the event and at such time as the use of said housing area by the Federal Aviation Administration terminates and the area ceases to be an area subject to a separate bilateral agreement. 3. The accessory installations and facilities outside the areas made available for the use of the United States which the United States may continue to use are as follows: (a) aids to navigation; (b) triangulation stations; (c) hydrographic stations and telemetering stations; (d) spoil dump areas; (e) ship beaching areas; (f) saddle dams, dikes and water control structures; TIAS 10031