Walter Zapp, a Latvian engineer, developed a portable camera in 1937 that would fit easily into the palm of a hand and take high-quality pictures.
拉脱维亚工程师沃尔特·扎普(Walter Zapp)在1937年发明了这款便携式照相机，它可以轻松的用手握住，拍出的照片质量非常高。
Walter Zapp, a Latvian engineer, developed a portable camera in 1937 that would fit easily into the palm of a hand and take high-quality pictures.
拉脱维亚工程师沃尔特·扎普(Walter Zapp)在1937年发明了这款便携式照相机，它可以轻松的用手握住，拍出的照片质量非常高。
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