Lampotila 10 paivaa Balfour Post Office (historical), F° Ilmanpaine 10 paivaa Balfour Post Office (historical), hPa Sademaara 10 paivaa Balfour Post Office (historical), tuumaa Tuuli 10 paivaa Balfour Post Office (historical), mph 24 tunnin meteorogrammi Balfour Post Office (historical)