Sources
Kashimu Half-Life maps.zip Kashimu Half-Life maps/valve_downloads/maps/dm_particle.bsp valvearchive.com
Textures, by WAD
dm_particle.wad · 38
halflife.wad · 31
basetrim02bcrate18blackcardbox1cardbox2cardbox4cardboxbot1cardboxtop1drkmtlt_bord11fifties_dr2fifties_dr6afifties_dsk5afifties_dsk5bfifties_wall03generic87aglassblue1lab1_gad2blab1_gdpnl5bmetal_bord03metal_bord05out_dirt1out_dmp2bout_dmp3aout_dmplidpfab_crt1asubway_lightstnnl_flr4ctrk_hood{blue{grid1~light5f