Later, as they began making cloth balloons, they observed that by launching progressively larger balloons, they were able to achieve higher altitudes and they could lift additional payload.
Vēlāk, kad viņi sāka gatavot balonus no audekla, viņi novēroja, ka ar lielākiem baloniem var sasniegt lielāku augstumu un var pacelt lielāku kravu.