Mackinder, H.J. 1900. A journey to the summit of Mount Kenya, British East Africa. Geographical Journal, London 15 (5): 453-476, figs. 1-15. { copied = true; setTimeout(() => copied = false, 10000); }).catch(err => { console.error('Failed to copy:', err); }); " type="button" :class="copied ? 'bg-secondary border-secondary' : 'border-primary hover:bg-primary'" class="group lg:min-w-64 flex items-center justify-between gap-5 border border-solid px-5 py-2 cursor-pointer transition-colors"> PDF download available